Answer:
Two examples of a body system are the respiratory system and digestive system.
Explanation:
Which of these will MOST likely occur if chemicals from fertilizers run off into lakes and streams?
Which of these will most likely occur if chemicals from fertilizers run off into lakes and streams?
Fish will die from a lack of oxygen.
hope this helps
What is formed when a lithium is attracted to a fluoride ion
Please Help I will mark bRAINLIEST
Answer:
d
Explanation:
In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls allow plants to have rigid structures as varied as wood trunks and supple leaves; and vacuoles allow plant cells to change size.
Q: Define the following terms: Species, population, habitat, community, niche, ecosystem, biotic factors, abiotic factors, biome, biosphere, lithosphere, hydrosphere, and atmosphere
A collection of organisms that have the ability to breed and create fertile progeny. a place that is home to a group of people that belong to the same species. the biotic and abiotic components of an organism's natural habitat. the biotic and abiotic components of an organism's natural habitat. living and interacting in the same environment are diverse populations of various species.
Define these terms for you:
1. Species: A group of organisms that can interbreed and produce fertile offspring.
2. Population: A group of individuals of the same species living in a particular area.
3. Habitat: The natural environment in which an organism lives, including both biotic and abiotic factors.
4. Community: Different populations of various species living and interacting in a shared environment.
5. Niche: The specific role an organism plays within its ecosystem, including its use of resources and interactions with other organisms.
6. Ecosystem: A community of living organisms and their physical environment, interacting as a system.
7. Biotic factors: Living components of an ecosystem, such as plants, animals, and microorganisms.
8. Abiotic factors: Non-living components of an ecosystem, such as temperature, water, and soil composition.
9. Biome: A large-scale ecosystem characterized by a specific climate and distinct communities of plants and animals.
10. Biosphere: The sum of all ecosystems on Earth, including all living organisms and their environments.
11. Lithosphere: The solid outer layer of Earth, including the crust and upper mantle.
12. Hydrosphere: All water found on, under, and above Earth's surface, including oceans, lakes, rivers, groundwater, and atmospheric water vapor.
13. Atmosphere: The layer of gases surrounding Earth, consisting mainly of nitrogen and oxygen, and playing a crucial role in climate and weather patterns.
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f the marsh rabbit population decreases, would the death rate of the pythons increase or decrease? Explain your answer.
If the marsh rabbit population dropped, the world's python death rate would also rise.
What is causing the increase of pythons in the Everglades?Up to 100,000 pythons are thought to live in the Everglades, according to a Fox News piece. Because they grew to be too large and dangerous for owners to handle, most of these pythons are offspring of pets that were forcibly released into marshes. The main causes of marsh rabbit deaths outside of ENP were animals, specifically bobcats (Lynx rufus) and coyotes (Canis latrans).
The Python Elimination Program, which began in 2017, provides financial incentives for a small number of civic-minded people to humanely kill these venomous snakes that have established themselves as an invasive apex predator in the Everglades. When hundreds of Burmese pythons were brought to be marketed as exotic pets in the 1970s and 1980s, Florida became home to one of the largest snakes in the world.
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In four to eight sentences, trace the flow of carbohydrate macromolecules through a rain forest ecosystem. State how the marcomolecules are produced, how they are passed along, and what they are eventually used for. In your answer, give specific examples of macromolecules.
Answer:
Carbohydrate is a big source of energy for all living organism on this planet.
Explanation:
The carbohydrate which is a macro-molecule is produced by the producer such as trees and shrubs etc in the process of photosynthesis. These carbohydrates transfer to the primary consumer such as monkey who eat these plants. When the secondary consumer such as jaguar eat these primary consumer, this carbohydrate again transfer from one organism to another organism. This carbohydrate is a source of energy which is broken down in the stomach into glucose and this glucose is absorbed by the cells and releases energy by mitochondria in the form of ATP. This energy is used in various activities such as walking, running and breathing etc. Carbohydrate, proteins and fats are the examples of macro-molecules.
Answer:
hi
Explanation:
Using your answers from Part 2, trace the path that energy flows in the ecosystem. What evidence does this give you about where energy in an ecosystem comes from?
Edwards v. South Carolina is significant because it limited states' ability to
protect protestors.
restrict the freedom of assembly.
convict criminals.
restrict the freedom of the press.
Edwards v. South Carolina is significant because it provides protection to protestors.
South Carolina, 372 U.S. 229 (1963), was a landmark decision of the US Supreme Court which states that the First and Fourteenth Amendments to the United states Constitution forbade the state government officials to force a crowd to disperse when they are marching legally in front of a state house for their rights and against the irregularities.
The Supreme Court ruled that South Carolina had violated the First Amendment rights of peaceable assembly, speech, and petition when the police forcefully dispersed a peaceful protest against segregation so we can conclude that Edwards v. South Carolina is significant because it protect protestors.
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the carbon dioxide acceptor in the calvin benson cycle is
In the Calvin Benson cycle, the carbon dioxide acceptor is known as ribulose 1,5-bisphosphate.
This cycle is a part of the photosynthesis process, which is an essential process to ensure the survival of plants on Earth.
The Calvin Benson cycle is also known as the C3 cycle. This cycle is a metabolic pathway consisting of a series of chemical reactions. These reactions occur in the chloroplasts of photosynthetic organisms, mainly in plants.
The Calvin Benson cycle is responsible for the conversion of carbon dioxide into glucose. It is a cyclic process, which means that the starting molecule, ribulose 1,5-bisphosphate, is regenerated at the end of the cycle. The cycle can be divided into three stages: carbon fixation, reduction, and regeneration.
Carbon dioxide is the primary source of carbon for the Calvin Benson cycle. The carbon dioxide molecules are first fixed into ribulose 1,5-bisphosphate by the enzyme Rubisco. The unstable six-carbon intermediate molecule formed from the reaction splits into two three-carbon molecules, 3-phosphoglycerate.
This molecule then undergoes reduction to form glyceraldehyde 3-phosphate (G3P). The reduction process requires ATP and NADPH, which are produced in the light-dependent reactions. In the last stage of the cycle, the ribulose 1,5-bisphosphate molecule is regenerated for the next round of carbon fixation.
Overall, the Calvin Benson cycle is an essential process for the survival of plants on Earth. It allows plants to convert carbon dioxide into organic compounds, which is the basis for most life on the planet.
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Does papa love mombo?
Identify which regions are found on the mRNA strand and which are not.(1) ribosome-binding site(2) start codon(3) polymerase binding site(4) promoter
The mRNA strand contains a start codon and a ribosome-binding site. Instead of the mRNA strand, the polymerase binding site and promoter 4 are often placed on the DNA template strand.
What is mRNA?Messenger RNA, also known as mRNA, is a class of RNA molecule essential for protein production.
The area on the mRNA strand known as the ribosome-binding site aids in positioning the mRNA molecule on the ribosome, which is the cellular component in charge of translating mRNA into protein. The first codon in the mRNA sequence to be translated into amino acids during protein synthesis is known as the start codon.
RNA polymerase, the enzyme in charge of converting DNA into mRNA, can detect the polymerase binding site and promoter as parts of the DNA template strand. By supplying RNA polymerase with a binding site, the promoter region aids in the beginning of transcription. The area on the DNA template strand known as the polymerase binding site is where the RNA polymerase binds and starts transcription.
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When an enzyme becomes denatured, what often happens to the rate of reaction?
A. Rate of reaction increases
B. Rate of reaction stays the same
C. Rate of reaction decreases
Answer:
C
Explanation:
After a certain temperature, the reaction rate decreases because the heat starts to denature the enzyme so that it no longer can function.
Answer:
C. Rate of reaction decreases
Explanation:
As an enzyme becomes denatured, the rate of reaction decreases.
identify the reasonable evaluations of evolution in humans today.
Reasonable evaluations of evolution in humans today involve considering both the benefits and potential risks that result from evolutionary processes.
In terms of benefits, evolution has allowed for the increase in human lifespan, the ability to better adapt to changing environments, and the improvement of health, amongst other things. Additionally, the process of evolution has allowed us to further understand how species, including humans, are related to one another.
In terms of risks, the increasing speed of evolution can lead to new health problems. Additionally, the process of evolution has the potential to cause significant disruption to the environment, potentially leading to extinction of species. Furthermore, rapid evolutionary changes could lead to a lack of genetic diversity, potentially resulting in the development of genetic diseases.
Overall, the reasonable evaluation of evolution in humans today should take into account both the potential benefits and potential risks that come with evolutionary processes. It is important to be aware of the potential implications of evolutionary changes, in order to be better prepared to address any potential issues that may arise.
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Can land snails feed on almonds?
Sheryl is observing ovarian slides taken from a female ape. All the cells show crossover chromosomes. What is this stage?
A.
meiotic prophase I
B.
meiotic prophase II
C.
meiotic metaphase
The ovarian slides taken from the female ape will show crossover chromosomes in (A) meiotic prophase I.
Crossing over is the event that occurs during Prophase of Meiosis I. During this event, the exchange of genetic material occurs between two non-sister chromatids of two homologous chromosomes. This occurs to produce the recombinants having genotype different from both the parents.
Meiotic Prophase I is the longest and most complex phase of Meiosis. The phase is further divided into stages. These are: Leptotene. Zygotene. Pachytene, Diplotene and Diakinesis. Many of the crucial events of Meiosis like synapsis formation, recombination, etc. occur in this phase.
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Suppose an individual giraffe could not reach high leaves on a tree
its neck was too short. Lamarck's theory would suggest that the giraffe could
undergo physical changes that would lengthen its neck simply by stretching
to reach the branches. What experimental result would disprove this?
E The necks of giraffes today are shorter than the necks of early giraffes.
G. Giraffes with longer necks prefer to eat leaves from higher branches.
H. Neck lengtı does not change when giraffes are fed branches at different
heights.
1. Giraffes with longer necks frequently produce offspring that also have
longer necks.
Answer:
the last one according to me
the extracellular matrix of bone contains many collagen fibers and ____
The extracellular matrix of bone contains many collagen fibers and Tissues.
Thus, Numerous collagen fibres and mineralized calcium salts, primarily in the form of hydroxyapatite crystals, are present in the extracellular matrix of bone.
The bone tissue is strengthened and rigidified by these mineralized elements. The mineralized matrix contributes to the bone's hardness and capacity to withstand compression, while the collagen fibres give flexibility and tensile strength.
Collagen and mineralized matrix work together to give bone its distinct mechanical characteristics.
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At what stage in meiosis does a cell become haploid gametes?
Telophase II
Explanation:
i hope it helps you
8) a general rule relating the capacity of a specific animal's digestive system to provide adequate access to substrates for biosynthesis of cellular components, as well as fuel molecules needed for atp production, is that the animal should have access to
A general rule relating to the capacity of a specific animal's digestive system to provide adequate access to substrates for the biosynthesis of cellular components is that D) the diet matches the "food pyramid" for the species.
In the field of biology, a food pyramid determines the optimal levels of a particular serving that an organism needs to eat in order to fulfill the required nutrition level.
It is only when the diet matches the food pyramid that an animal's digestive system will be able to provide substrates that are required for the biosynthesis of cellular components. These substrates are derived from the energy of the food.
When the diet matched the food pyramid, then there will be the required nutrition available needed for the production of ATP molecules.
Although a part of your question is missing, you might be referring to this question:
A general rule relating the capacity of a specific animal's digestive system to provide adequate access to substrates for biosynthesis of cellular components, as well as fuel molecules needed for ATP production, is that the animal should have access to
A) a high-protein, low-carbohydrate diet.
B) a diet low in lipids and high in protein.
C) a low-calorie diet with a large intake of fluids, especially water.
D) a diet that matches the "food pyramid" for the species.
E) a diet that maximizes vitamins and minerals.
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Question 13 of 25 skin stem cells can only produce other skin cells. what does this indicate about skin stem cells?
Answer:
That they are unipotent
Which best describes the base of the food web in the deep ocean habitat?
A.methane-consuming bacteria
B.oxygen-consuming bacteria
C.saline-consuming bacteria
D.sulfur-consuming bacteria
Chemioautotroph organisms refer to bacteria that act as producers because they can produce organic compounds, from reduced inorganic compounds and use the energy released from oxidation. D. sulfur-consuming bacteria
What chemoautotrophic organisms?
Chemioautotroph organisms are those producers from the trophic web that produce organic matter in the absence of light, using reduced inorganic compounds and energy from oxidation. Among these compounds, we can find sulfur.
The capability of these bacteria is known as chemosynthesis and might occur in different environments, among which we can mention the ocean.
Option D is correct. sulfur-consuming bacteria
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quizlet covid-19 vaccine training: general overview of immunization best practices for healthcare providers
The quizlet on COVID-19 vaccine training provides a general overview of immunization best practices for healthcare providers. This training aims to equip healthcare providers with the necessary knowledge and skills to administer the COVID-19 vaccine safely and effectively.
Here is a step-by-step explanation of what the training might cover:
1. Importance of immunization: The training would emphasize the importance of immunization in preventing the spread of infectious diseases, such as COVID-19. It would highlight the role of healthcare providers in promoting vaccination.
2. Vaccine types and components: The training would discuss different types of COVID-19 vaccines, such as mRNA vaccines or viral vector vaccines. It would explain the components of these vaccines, including the antigen and other ingredients.
3. Storage and handling: Healthcare providers would learn about the proper storage and handling requirements for the COVID-19 vaccines. This includes maintaining the cold chain and preventing any temperature fluctuations that could affect vaccine efficacy.
4. Vaccine administration: The training would cover the correct techniques for vaccine administration, such as site selection, needle size, and proper injection technique. It would emphasize the importance of following the recommended dosage and schedule.
5. Adverse events and reporting: Healthcare providers would be educated on possible adverse events following vaccination and how to recognize and manage them. They would also learn the process for reporting adverse events to the appropriate authorities.
6. Patient education and counseling: The training would focus on effective communication with patients, providing clear and accurate information about the COVID-19 vaccine, addressing common concerns, and answering questions.
7. Documentation and record-keeping: Healthcare providers would learn how to document vaccine administration accurately and maintain proper records, including vaccine lot numbers, dates, and patient information.
By completing this training, healthcare providers would be equipped with the knowledge and skills necessary to administer the COVID-19 vaccine safely and effectively.
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-END-
SENIOR THREE BIOLOGY CHRISTMAS DOSAGE
1.(a) (i) Explain why small organisms such as this amoeba can obtain sufficient oxygen for respiration without a
specialized gas-exchange system.?
fi)explain why the method of gas exchange in (a)i above is only possible in very small organisms.?
Answer:
In single celled organisms surface area to volume ratio is optimum for diffusion/exchange of substances between the cell and its exterior and this rate of exchange suffices the requirement of a unicellular organism. However, in multicellular organisms the surface area to volume ratio is low, the exchange that takes place with the exterior or the environment occurs only through the body surface with the help of a specific structure/organ, example (Skin),However, this exchange does not compensate for millions of cells in a multicellular organism, which have distinct requirements based on their function
Explanation:
i) Amoeba gets oxygen gas dissolved in surrounding water through its plasma membrane by the process of diffusion.
ii)The oxygen gas diffused inside the body is used up by amoeba. carbon dioxide gas is also liberated in the surrounding water through the same process of diffusion.
why aphids are mostly found in the daytime ?
Answer:
When daytime high temperatures are between 90 degrees Fahrenheit
how is dna stored in eukaryotic cells? select the two answers that are correct. dna is a circular molecule that is free-floating in the cytoplasm of the cell. dna is stored as chromosomes consisting of a single dna molecule and no protein molecules. dna is a linear molecule wrapped around proteins and condensed into chromosomes. dna is sequestered in the nucleus apart from the metabolic activity of the cytoplasm. dna is stored as multiple double-stranded molecules formed into chromosomes.
DNA in eukaryotic cells is stored as follows:
DNA is a linear molecule wrapped around proteins and condensed into chromosomes.DNA is stored as multiple double-stranded molecules formed into chromosomes.How is DNA stored in eukaryotic cells?
In eukaryotic cells, DNA is stored in the nucleus, which is a membrane-bound organelle that houses the genetic material of the cell. The DNA in the nucleus is organized into structures called chromosomes.
Each chromosome consists of a long, linear molecule of DNA that is wrapped around proteins called histones. The combination of DNA and histones is called chromatin. The histones help to package and organize the DNA, and they also play a role in regulating gene expression.
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___ unwinds. ___ is transcribed from ___. ___ matches up to complementary triplet on ___ on the ribosome. The ribosome attaches complementary amino acids to the ___. ___ molecules are released once they have attached their complementary amino acids. Translation is completed when the end of the ___ strand is released. Protein is released.
Transcription unwinds DNA. mRNA is transcribed from DNA. tRNA matches up to complementary triplet on mRNA on the ribosome. The ribosome attaches amino acids to the tRNA. tRNA molecules are released. Translation is completed when the end of the mRNA.
What are tRNA, mRNA, and DNA?The creation of genetic material and proteins requires the key macromolecular biological components DNA, tRNA, and mRNA. DNA and RNA are the two main forms of genetic molecules, with tRNA and mRNA being two distinct types of RNA.
What does tRNA do?A well-established function in protein synthesis belongs to transfer RNA (tRNA). Between the genetic instructions contained in nucleic acid sequences and the protein products encoded in genes, the tRNA molecule functions as an adapter.
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What r the 4 seasonal stages of the year ?
Answer:
Spring, Summer, Winter, and Fall
Explanation:
Please mark me brainliest]
Answer:
Spring, Summer, Autumn (Fall) and Winter.
Explanation:
PLEASE
The diagram shows the complete classification for the red
fox. The names for some of the taxa are missing.
?
Eukarya
?
Animalia
Phylum
Chordata
Class
Mammalia
Order
Carnivora
Family
Canidae
?
Vulpes
?
Vulpes vulpes
Which taxon does the group Animalia represent?
A. Genus
B. Phylum
C. Species
D. Kinadom
Answer:
Kingdom.
Explanation:
Domain: Eukarya
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Family: Canidae
Genus: Vulpes
Species: Vulpes vulpes
What type of scientist would be the best qualified to perform genetic engineering to pro- duce seed that are more productive in agriculture? A. biochemist B. geologist C. molecular biologist D. paleontologist
The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.
Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.
Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.
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63. An allele that is present but unexpressed isdomi
A. recessive B. functional C. dominant D, redundant
64. The classes of RNA molecules made in cells include all of the following except
A. cRNA B. rRNA C.IRNA D. mRNA
65. Ribosomes are complex arangemef
A. RNA and DNA B. RNA and sugars C. DNA and proteins D. RNA and large proteins DNA and proteins
66. Linked genes are A. found on the sex chromosomes B. found in the same nucleus C. joined by a centromere D. found on the same chromosome
67. The genetic make-up of an individual is referred to as its A. phenotype B. genetic pattern C. genotype D. allelotype 68. A cross between plants which differ in two traits is called a cross. A. homozygote B. monohybrid C. dihybrid D. true breed
69. Both DNA and RNA are made up of building blocks known as A. amino acids B. nucleotides C. complementary base pairs D. genes
70. Information obtained by Franklin from X-ray crystallography on DNA suggested that it is a A. ribbon B. hollow cylinder C. helix D. pleated sheet
71. A diploid organism that has two identical alleles for the same trait is called particular trait. for that A. heterozygous B. homozygous C. dominant D. recessive
72. Individuals carrying two copies of each chromosome are A. diploid B. haploid C. homozygous D. heterozygous
The answers are:
63. An allele that is present but unexpressed is dominant.
64. The classes of RNA molecules made in cells include all the following except IRNA.
65. Ribosomes are complex arrangement of RNA and DNA.
66. Linked genes are found on the sex chromosomes.
67. The genetic make-up of an individual is referred to as its phenotype.
68. A cross between plants which differ in two traits is called a breed cross.
69. Both DNA and RNA are made up of building blocks known as nucleotides.
70. Information obtained by Franklin from X-ray crystallography on DNA suggested that it is a helix.
71. A diploid organism that has two identical alleles for the same trait is called particular trait for that homozygous.
72. Individuals carrying two copies of each chromosome are diploid.
The most trustworthy textbooks on genetics and evolution define allele as several variations of the same sequence of nucleotides at the same position on a long DNA molecule. At a locus, which is the chromosomal or genomic site of a gene or other genetic component, there are many DNA sequences called alleles that are present. Ribonucleic acid, a polymeric molecule, is necessary for the coding, decoding, control, and expression of genes in a variety of biological activities. All cells include ribosomes, vast molecular factories that create biological proteins. To create polypeptide chains, ribosomes mix amino acids in accordance with the messenger RNA codons. Two polynucleotide chains form a double helix to make deoxyribonucleic acid, a polymer. Genetic material is present in every known organism, including numerous viruses. The genetic make-up of an organism affects all aspects of its growth, development, function, and reproduction. Nucleic acids include things like DNA and ribonucleic acid. A chromosome is a lengthy DNA molecule that contains all or part of an organism's genetic code. The histones, which are the most significant of these proteins in eukaryotic cells, cover the vast majority of chromosomes' incredibly long, thin DNA fibers.
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what is another way in which human activity is increasing the amount of atmospheric co2 and what are potential global effects of these changes in co2 levels?
Answer:
Cars, Overpopulation, Mass logging in forests
Explanation:
These 3 examples help with the rise of CO2 levels. Cars produce C02 in exhaust (this is also polluting earth). Overpopulation means there are more people needing Oxygen and their cells are doing Cellular Respiration to turn that Oxygen into C02 (that we breathe out). cutting down trees takes away our Oxygen supply and it eliminates the process of photosynthesis in those trees