what are some examples of plants and animals domesticated by early people?
Answers
Early people domesticated many plants and animals in order to provide food and other resources. Examples of domesticated animals include sheep, cattle, horses, pigs, chickens, goats, and dogs.
Early people also domesticated plants such as wheat, barley, oats, rice, millet, sorghum, and maize. Other plants that were domesticated for use as food include peas, lentils, chickpeas, cucumbers, lettuce, onions, garlic, and cabbage.
Additionally, early people domesticated plants for use in making tools, clothing, and medicine. Examples of domesticated plants used for these purposes include flax, cotton, hemp, and opium. Domestication of plants and animals allowed early people to feed and clothe larger populations and develop more advanced civilizations.
know more about Domesticated here
https://brainly.com/question/13795785#
#SPJ11
Related Questions
What type of cell makes up the bulk of the liver? what type of cell makes up the bulk of the liver? paneth goblet hepatocyte kupffer
Answers
Hepatocytes is the type of cell makes up the bulk of the liver.
About 80% of the cells in the liver are hepatocytes.
are large polyhedral epithelial cells with two or more large, round, centrally located nuclei that are grouped in interconnected plates and organized into thousands of small polyhedral lobules.Glycogen, which is a form of glucose storage, as well as vitamin B12, folic acid, and iron take part in the transport and turnover of lipids.synthesize some plasma proteins (albumin, prothrombin, fibrinogen, and globulins), metabolize and detoxify fat, and take part in the metabolism of steroid hormones.controls the production of bile and cholesterol (up to 1 liter per day)Learn more about Hepatocytes here:-
https://brainly.com/question/27961708
#SPJ4
Xavier observes a fully lit moon. When can he expect to see the moon look like this again?
In about 12 hours
In about 24 hours
In about 15 days
In about 30 days
Answers
Answer:
In about 30 days
Explanation:
Assume Xavier sights a full moon today, it'll take around 29.5 days to see the moon at that size again.
Analysing each of the given options, only option D answers the question because 29.5 days can be rightly said to be about 30 days.
Or better still, 29.5 days approximates to 30 days.
Please help, it is python
You are holding an egg-balancing race in which each contestant will need one egg. You want to know if you have bought enough dozens of eggs for all the contestants who have registered for the race. Wr
Answers
Sure, I can help you with your question! To determine if you have bought enough dozens of eggs for all the contestants who have registered for the race in Python, you can use the following code:```pythoneggs_needed = dozens_needed = eggs_needed // 12if eggs_needed % 12 != 0:
dozens_needed += 1print("You need to buy at least", dozens_needed, "dozen eggs.")```
Here's how the code works:
1. The `input()` function is used to ask the user how many eggs are needed for the race. The value entered is converted to an integer using the `int()` function and stored in the `eggs_needed` variable.
2. The number of dozens of eggs needed is calculated by dividing the number of eggs needed by 12 using the `//` operator, which performs integer division (i.e., it returns the quotient without the remainder). The result is stored in the `dozens_needed` variable.
3. If the number of eggs needed is not a multiple of 12 (i.e., there is a remainder), then one extra dozen of eggs is needed to make up for the remaining eggs. This is accounted for by adding 1 to the `dozens_needed` variable.4. Finally, the result is printed out using the `print()` function, which displays a message telling the user how many dozens of eggs they need to buy.
To learn more about dozens of eggs
https://brainly.com/question/17570921
#SPJ11
No links!!! Brainiest marked if answered correctly!!!!! Please help me out!!!
How are photosynthesis and respiration similar?
Group of answer choices
A. They both take place inside cells.
B. They both trap energy
C. They both have oxygen as a reactant.
D. They both break down glucose.
Answers
Answer:
A
Explanation:
Mark as brainllest
How is the model useful for explaining changes to global systems?
Answers
Answer: I completely agree with you that models are essential in understanding and predicting changes in global systems. By carefully analyzing data and trends over time, we can gain invaluable insights into complex patterns and make informed decisions that benefit everyone. This is especially important when dealing with climate change, economic fluctuations, and social movements, where accurate information and insights are essential for effective solutions. I believe that models are a valuable resource for anyone looking to make informed decisions when addressing the urgent challenges facing our world today.
Explanation:
The model is useful for explaining changes to global ecosystems being that every affected unit of the Earth is represented in the four spheres.
How is the Earth affected via changes to ecosystem?Ecosystems are rapidly changing in response to climate change and other global change drivers.
These global change drivers include;
associated changes in precipitationatmospheric carbon dioxide concentrationwater balanceocean chemistryThe four spheres of the Earth including atmosphere (air), hydrosphere (water), geosphere (rocks and land), and biosphere (life) are all the affected components of the Earth, hence, a model on these four spheres is perfect for explaining the changes to global ecosystems.
Learn more about spheres of Earth at: https://brainly.com/question/29771591
#SPJ1
Select the correct answer why night two elements posses similar chemical properties? A. They belong to the same group of the periodic table. B. They have the same physical state ? C. They have similar physical properties D. They belong to the same period of the periodic table
Answers
Answer:
Option A
Explanation:
They belong to the same group of the periodic table. This is because their atoms have the same number of electrons in the highest occupied energy level.
The properties of matter depend on the types of atoms a substance is made ofTrue or false
Answers
This statement is true. Properties of a material are a direct consequence of the atoms that constitute it and their interactions.
the double helix of dna is composed of building blocks called
Answers
The double helix of DNA is composed of building blocks called nucleotides.
How can it be explained in detail?The double helix of DNA is composed of building blocks called nucleotides. Each nucleotide is made up of a sugar molecule (deoxyribose), a phosphate group, and one of four nitrogenous bases: adenine (A), guanine (G), cytosine (C), or thymine (T). The nucleotides are joined together by covalent bonds between the sugar of one nucleotide and the phosphate of the next, forming a sugar-phosphate backbone. The nitrogenous bases are attached to the sugar molecules and extend inward, pairing in a complementary fashion (A with T and C with G) to form the rungs of the DNA ladder.
To learn more about nucleotides visit here:
https://brainly.com/question/30299889
#SPJ4
In pea plants, purple flowers (P) are dominant to white flowers (p) and yellow peas (Y) are dominant to green peas (y). What is a possible phenotype for a cross between PpYY and ppYy pea plants
Answers
A possible phenotype for a cross between PpYY and ppYy pea plants is plants with purple flowers and yellow peas.
This is because the purple flower trait (P) is dominant over the white flower trait (p), and the yellow pea trait (Y) is dominant over the green pea trait (y). Both of the plants in the cross are heterozygous, meaning they carry one allele of the dominant trait and one allele of the recessive trait. When the two plants are crossed, their alleles will mix and produce offspring with a combination of the traits.
Since both the purple flower and the yellow pea traits are dominant, the offspring will likely have purple flowers and yellow peas. In order for the offspring to have white flowers and green peas, both of the parental plants would need to be homozygous recessive for their respective traits.
know more about phenotype here
https://brainly.com/question/20730322#
#SPJ11
Hi help me and you get 15 points!!!
How are non renewable resources formed?
Answers
Answer:
Most nonrenewable resources are formed from organic carbon material which is heated and compressed over time, changing their form into crude oil or natural gas. The term nonrenewable resource also refers to minerals and metals from the earth, such as gold, silver, and iron.
A chronic inflammation of joints due to autoimmune destruction of articular cartilage is called...a) osteoarthritis b) rheumatoid arthritis c) osteoporosis d) brittle bone disease
Answers
The chronic inflammation of joints due to autoimmune destruction of articular cartilage is called rheumatoid arthritis.
Rheumatoid arthritis is a chronic inflammatory disorder that primarily affects the joints. It is an autoimmune disease in which the immune system attacks the synovial membrane, the lining of the joints, leading to chronic inflammation and destruction of articular cartilage. Unlike osteoarthritis.
which is caused by wear and tear of the joints, rheumatoid arthritis is a systemic disease that can affect other organs in the body, such as the lungs, heart, and eyes. It is important to diagnose and treat rheumatoid arthritis early to prevent irreversible joint damage and disability. Treatment options include medications, physical therapy, and lifestyle changes. A chronic inflammation of joints due to autoimmune destruction of articular cartilage is called b) rheumatoid arthritis.
To know more about rheumatoid arthritis visit:-
https://brainly.com/question/30130207
#SPJ11
you extract a dna sample from a crime scene. the genotype is 100/80 at the d16s539 locus and 70/93 at th01. a) you have a suspect in custody. assuming this suspect is innocent and of european ancestry, what is the probability that their genotype would match this profile by chance (a falsematch probability)? b) the fbi uses 13 markers. wh
Answers
A)The overall false match probability is the product of the two false match probabilities, or 0.08 * 0.00651 = 0.000504.
The false match probability of a single locus is calculated by multiplying the frequency of one allele by the frequency of the other allele. For the first locus, D16S539, the frequencies of the two alleles are 0.100 and 0.80, respectively.
The false match probability is 0.100 * 0.80 = 0.08. For the second locus, TH01, the frequencies of the two alleles are 0.070 and 0.093, respectively.
The false match probability is 0.070 * 0.093 = 0.00651. The overall false match probability is the product of the two false match probabilities, or 0.08 * 0.00651 = 0.000504.
B) The false match probability of 13 loci is calculated by multiplying the false match probabilities of each locus. In this case, the false match probability is 0.000504^13, or 4.18x10^-17.
For more questions like Alleles click the link below:
https://brainly.com/question/14206531
#SPJ4
Complete question is attached below.
In which layer of the Earth does the motion of the convection currents drive plate movement?
mantle
outer core
inner core
lithosphere
Answers
Which element is more difficult to take electrons away from tin or Gallium and why ?
Answers
Cesium (Cs) in particular can surrender its valence electron quite conveniently than lithium (Li). In fact, the ease with which the alkali metals give up an electron varies as follows: > Cs > Rb > K > Na Li is the most likely to lose an electron, followed by Cs and Li.
What is reactivity?In chemistry, reactivity is the impulse that causes a chemical substance to undergo a chemical reaction, either on its own or in conjunction with other materials, resulting in the release of energy.
The reactivity of an element is a measure of how easily it will combine with other elements to form substances.
The number of electrons in an atom's outermost shell determines its reactivity. Noble gases have low reactivity so even though their electron shells are complete.
Cesium (Cs) in particular can more easily surrender its valence electron than lithium (Li).
In fact, the alkali metals' ability to give up an electron varies as follows: > Cs > Rb > K > Na Li has the highest probability of losing an electron, followed by Cs and Li.
Thus, these are some elements that is more difficult to take electrons away from tin or Gallium.
For more details regarding reactivity, visit:
https://brainly.com/question/1598581
#SPJ2
COVID-19 Vaccine: How to Overcome Distribution Bottlenecks and Boost Success
The supply chain’s ability to support the massive rollout of the COVID-19 vaccine is being put to the test. Temperatures, transportation distances, volume - and even the timing of the vaccine’s second dose - are all critical factors. To ensure a responsive COVID-19 supply chain in the face of such daunting variables, leaders must have visibility, transparency, flexibility and foresight.
As the first COVID-19 vaccine developed by Pfizer and BioNTech is rolled out in the U.S., U.K. and other parts of the world and another 987-odd drugs and vaccines are in development (with 16 in the final phase) as of Dec. 15, 2020, pharma companies, Contract Manufacturing Organizations (CMOs) and suppliers are racing against time to put in place a sound production and supply chain plan so the vaccines can reach people speedily and securely.
There are, however, considerable uncertainties and variables at this stage that can impact the production and distribution of the vaccine:
Uncertainties on approvals: It’s not entirely clear how many vaccines will be approved. This affects the total amount of vaccine doses available (in the short to medium term) and consequently, production and distribution capacities.
Nature of vaccine: An approved vaccine that needs a continuous cold chain and specified temperature range will impact not only its distribution and allocation, but it will also have have specific packaging requirements (for some vaccines, packaging must withstand temperatures as low as minus 80 degrees Celsius). Both Pfizer and Moderna vaccines must be stored at below-zero temperatures, with the Pfizer vaccine requiring dry ice and special refrigeration.
Number of vaccinations needed: How much vaccine a country needs depends on the population to be vaccinated and the vaccination timeline. This depends on public health care capabilities and government policies. For example, there will be no compulsory COVID-19 vaccinations in Germany.
Efficacy of vaccine: The efficacy rate of a vaccine will decide how often people need to be vaccinated to contain the pandemic, which will impact production and distribution. For example, the Pfizer and Moderna vaccines require two doses that must be administered in a short sequence to be effective, so there cannot be a lag in the supply chain.
QUESTION 1 [15 MARKS]
Identify five (5) strategies that can be utilised to counteract conflict in supply chain management. Provide examples based on the case study.
Answers
These strategies promote collaboration, agility, and adaptability, which are vital for overcoming conflicts and challenges in supply chain management during the distribution of COVID-19 vaccines.
1. Establishing strong partnerships and collaboration: Pharma companies, CMOs, and suppliers can form strategic partnerships to share expertise, resources, and knowledge, thereby enhancing the efficiency and effectiveness of the supply chain. For example, Pfizer and BioNTech collaborated with logistics providers and airlines to ensure the smooth transport and distribution of their COVID-19 vaccine, leveraging their respective capabilities.
2. Implementing real-time visibility and tracking systems: Deploying advanced technology solutions like Internet of Things (IoT) sensors, blockchain, and data analytics can provide real-time visibility into the supply chain, enabling stakeholders to identify and address bottlenecks proactively. This helps in ensuring timely deliveries and reducing wastage. For instance, monitoring temperature-controlled shipments using IoT sensors can help maintain the required cold chain for vaccines like Pfizer's and Moderna's.
3. Diversifying suppliers and manufacturing sites: Having multiple suppliers and manufacturing sites spread across different regions can mitigate the risk of disruptions. Pharma companies can work with multiple CMOs and suppliers to ensure redundancy in production capacity. This approach allows for flexibility in case of unforeseen events, such as manufacturing issues or transportation disruptions.
4. Developing contingency plans: Preparing contingency plans for potential challenges, such as vaccine approval delays or changes in government policies, can help minimize the impact on the supply chain. These plans should include alternative distribution channels, storage facilities, and transportation options. For example, pharma companies can maintain buffer stocks in strategic locations to handle unexpected demand surges or supply shortages.
5. Enhancing communication and transparency: Open and transparent communication among all stakeholders is crucial to address conflicts and align expectations. Sharing information on vaccine availability, distribution plans, and any changes in requirements can help stakeholders make informed decisions. Regular updates and coordination between governments, healthcare providers, and supply chain participants are essential for successful vaccine distribution.
To learn more about COVID follow the link:
https://brainly.com/question/33118132
#SPJ4
The diagram below shows the structure of an animal cell.
Which number label represents the nucleolus?
6
5
3
2
Answers
Answer: 5
Explanation:
Explanation: I hope this helps.
Answer:
Which of the following is the correct organization sequence from smallest to largest in animals?a. Cell, tissue, organ, organ systems, organismb. Tissues, organs, tissues, organ systems, organismc. Organs, tissues, cells, organisms, organ systemsd. Organism, organ systems, organs, tissues cells
Answers
The right response is (a): organism, cell, tissue, organ, and organ systems. Cells are the smallest living units in all creatures, which are multicellular.
Living things can be categorized in a variety of ways, one of which is according to their organizational levels. In this classification, complexity and size are mentioned. From least to most complex, the levels are as follows:
Cell: The fundamental building block of all living things.A group of the same type of cells make form a tissue.Organs are structures made up of one or more different tissue types. An organ's tissues cooperate to carry out a certain function.Organs working together to provide a specific purpose are referred to as an organic system.An individual living being known as an organism that is made up of one or more biological systems.Cell, tissue, organ, system, and organism are the correct sequence of the organizational levels from smallest to largest, according to the information presented above.
Learn more about " organism, cell, tissue, organ " to visit here;
https://brainly.com/question/13278945
#SPJ4
which plant has a dominant sporophyte generation and a seed, but no fruit?
Answers
The plant that had a dominant sporophyte generation and a seed, but no fruit would be the pine tree.
What is a dominant sporophyte generation?A dominant sporophyte generation is defined as the generation of plants that produces spores which are tiny structure that, after germination, gives rise to a new plant.
Typical examples of plants that produces spores include the following:
algae,bryophytes, angiosperms, and gymnosperms.The pine tree is a typical example of a gymnosperms that under goes dominant sporophyte generation. it is a flower-bearing plant that represent the pattern where diploid sporophyte is the dominant.
Learn more about algae here:
https://brainly.com/question/29355665
#SPJ1
The enzyme carbonic anhydrase is a protein that binds to two small molecules: water and carbon dioxide. By holding the two molecules in the proper position, the enzyme allows the two molecules to react to form a product, carbonic acid. The enzyme then releases the product and becomes available to catalyze the same reaction once again.
Carbonic anhydrase is found in the bloodstream of the human body. The bloodstream is usually at a temperature of 37°C. How might an increase in a person’s body temperature affect the function of carbonic anhydrase and other enzymes in the body? Be sure to explain any effects on the enzyme itself and the reaction that it catalyzes.
Answers
The enzyme then releases the product and becomes available to catalyze the same reaction once again in Carboxyl and amino groups.
The enzyme carbonic anhydrase is a protein that binds two small molecules water and carbon dioxide. By holding the two molecules in place the enzyme allows them to react to form the product carbonic acid. Carbonic anhydrase facilitates the reaction of carbon dioxide with water to produce hydrogen and bicarbonate ions.
Le Chatelier's principle is used to describe the equilibrium in the carbonic anhydrase reaction. The active site of carbonic anhydrase contains a zinc atom and a water molecule bound to three histidine residues. Produces bicarbonate ions and transports CO2 to plasma.
Learn more about The enzyme here:-https://brainly.com/question/1596855
#SPJ1
What are three three terms used to describe organisms such as humans
Answers
Answer:
This is your answer . If I'm right so,
Please mark me as brainliest. thanks!!!
A Pansy is a small flowering plant. You often see many red and many white flowers in outdoor garden beds. If the red and white colors
follow a codominant pattern, what is the genotype for the offspring of a cross between a red flower and a white flower?
A. W
B. RR
C. RW
D. Ww
Answers
Answer:
RW
Explanation:
Red and white follows a codominant pattern, which means they are both dominant. Dominant allles are capital letters so the genotypes of the parents are:
Red flower - RR
White flower - WW
The offspring will receive one allele from each parent, so they will inherit one R and one W, making the genotype of the offspring RW
Which of these statements expresses a scientific theory?
O A. Any cell that contains a nucleus is usually larger than any cell
without a nucleus
O B. A material that consists of one or more cells is a living organism.
O c. All living organisms have a body that consists of one or more
cells.
O D. A study of material found on a beach showed the presence of
cells.
Answers
Answer: The cell is the basic structural and functional unit of living organisms
Explanation:
What important clues about DNA did Franklin's X-ray pattern reveal?
Answers
The important clues about DNA which Franklin's X-ray pattern reveal are that DNA has the structure of a double helix.
DNA is the data molecule. It stores directions for creating alternative giant molecules, known as proteins. These directions are keep within every of your cells, distributed among forty six long structures known as chromosomes. Rosalind Franklin's application of radiation science was actually historic. Her work with x-ray physics confirmed the double helix structure of the DNA molecule.
Created by Rosalind Franklin employing a technique known as X-ray physics, it disclosed the coiling form of the DNA. Watson and Crick realised that polymer was created of 2 chains of ester pairs that encrypt the genetic data for all living things.
To learn more about DNA here
brainly.com/question/17438528
#SPJ1
The major categories of hypersensitivities that typically involve a b-cell immunoglobulin response include?
Answers
The major categories of hypersensitivities that typically involve a B-cell immunoglobulin response are known as Type I, Type II, and Type III hypersensitivities.
1. Type I Hypersensitivity (Immediate Hypersensitivity):
Type I hypersensitivity, also referred to as immediate hypersensitivity or allergic reactions, involves the production of immunoglobulin E (IgE) antibodies by B cells. These antibodies bind to mast cells and basophils, triggering the release of inflammatory mediators such as histamine. Common examples of type I hypersensitivity include allergic rhinitis (hay fever), asthma, and allergic reactions to certain foods, insect stings, or medications.
2. Type II Hypersensitivity (Cytotoxic Hypersensitivity):
Type II hypersensitivity involves the production of IgG or IgM antibodies that bind to antigens on target cells or tissues. This binding can activate various mechanisms leading to cell destruction, including complement-mediated lysis, antibody-dependent cellular cytotoxicity (ADCC), or phagocytosis. Examples of type II hypersensitivity reactions include autoimmune hemolytic anemia, transfusion reactions, and certain drug-induced immune responses.
3. Type III Hypersensitivity (Immune Complex Hypersensitivity):
In type III hypersensitivity, immune complexes consisting of antigen-antibody complexes accumulate in tissues, triggering an inflammatory response. The immune complexes can deposit in various organs, leading to tissue damage and inflammation. Conditions associated with type III hypersensitivity include systemic lupus erythematosus (SLE), rheumatoid arthritis, and certain forms of vasculitis.
It's important to note that these hypersensitivity reactions can involve both B-cell and T-cell responses, but the involvement of B cells and immunoglobulins (antibodies) is a prominent feature in these categories.
To learn more about hypersensitivities click here: https://brainly.com/question/32463826
#SPJ11
help please will make brainliest and plus 100 points
Answers
Answer:
A
Explanation:
If the woman has only A and B, that means she has no recessive genes and that her blood type is IA and IB, and since the man has no A or B, it means that he only has recessive so he would have i and i. Hope this helps!
Ps. It looks like A and B are the same answer but, in B for the 5th box (Row 2, Column 2) the order of the lowercase i and the uppercase I are switched.
Answer:
A
Explanation:
Edmentum
PLEASE MARK AS BRAINLIEST!!!!!What are renewable resources?
Answers
Answer:
Renewable resources are resources that naturally grow back the portion that is lost and more solar energy, plant materials are some examples.
Explanation:
suppose a carbon dioxide molecule leaves a respiring muscle cell in the leg and is transported in blood to the lungs. it moves through
1) heart
2) systemitic vein
3) alveolar capillaries
4) pulmonary artetry
5) capillaries near muscle cells
in what order does this carbon dioxide molecule encounter these structures?
Answers
Answer:
Explanation:
the carbon dioxide molecule encounters the structures in the following order: 5) capillaries near muscle cells, 2) systemic vein, 1) heart, 4) pulmonary artery, and 3) alveolar capillaries.
Which part of the virus houses the nucleic acid?
a) nucleus
b) capsid
c) nucleoid
d) plasmid
Answers
Answer:
The answer is b) capsid.
Explanation:
Answer:
b) capsid
Explanation:
put the following in order from longest wavelength to the shortest wavelength: ultraviolet, microwaves, x-rays, infrared
Answers
Answer: x-ray< Ultraviolet < infrared<Microwaves
Explanation:
The cytoskeleton, which supports the structure of the cell, is located
A. on the external surface of the cell.
B. on the external surface of the nucleus.
C. throughout the nucleus.
D. throughout the cytoplasm
E. on the internal surface of the cell.
Answers
Answer:
D
Explanation:
It is located in the cytoplasm next to the endoplasmic reticulum and near the cell nucleus.