Jeannie was studying heredity and drew the illustration shown below.
Image
What is Jeannie showing with the dark lines inside each cell?
Anything that can be seen inside the nucleus of a cell. Proteins and DNA are organised into genes, which form a chromosome.
What are chromosomes and how many are there?Chromosomes—threadlike structures made up of protein and a single DNA molecule—are used to carry genetic information from cell to cell. Chromosomes are housed in the nucleus of cells in both plants and animals, including humans.
Each cell normally has 23 pairs of chromosomes. Chromosomes, according to Sutton and Boveri's Chromosomal Theory of Inheritance, are the means by which genetic inheritance is conveyed. Rather, chromosomal behaviour includes segregation, independent assortment, and, on rare occasions, linkage; neither Mendelian genetics nor gene linkage are completely true.
To know more about chromosome visit:
brainly.com/question/1596925
#SPJ9
What is the differences of mitosis and meiosis
mitosis refers to the parts of the original nucleus into two nuclei. On the other hand, meiosis refers to each having half chromosomes of the original cell.
in mitosis, there is the maintenance of chromosomes takes place while meiosis leads to a reduction in the no. of chromosomes. There are no variations in mitosis and variants occur in meiosis.
hence at last we can say that the above are the major difference between mitosis and meiosis. All of the explained differences will clearly lead to identifying them in particular. mitosis and meiosis plays a vital role in formation of gametes.
read more about mitosis and meiosis at:
https://brainly.com/question/18602191
Is there an impact on the environment if blue whales went extinct?
Answer:
Yes.
Explanation:
Blue whales are the largest animals in the world, and they are the apex predator in the ocean, meaning they help to regulate the population of other species in the ecosystem. As with any species, the loss of blue whales would cause imbalances in the food chain, which would have far-reaching effects throughout the ocean and its inhabitants. In addition, blue whales help maintain the balance of carbon dioxide in the ocean which could be lost if the species were to go extinct.
What are unique properties of water that make it necessary for life. I have to write an essay and I want three main points for my first three paragraphs
Properties of water:
1. Water is polar- this property of water allows it to dissolve other polar compounds.
2. Water is "universal solvent"- this term is used because water is an excellent solvent that has the capability to dissolve most solutes (but not everything).
3. High heat capacity- water can minimize changes in temperature. It needs a lot of energy in order to raise the temperature of a certain amount of water.
4. High heat of vaporization- this property helps humans and other organisms to cool off. It takes a lot of heat to vaporize a certain amount of water.
5. Less dense as a solid form than its liquid form- during winter, as water freezes in ponds or lakes, the ice floats because the molecules form a crystalline structure that spaces the molecules further from each other. This keeps the bodies of water from freezing solid; thus allowing life to continue under the freezing surface.
6. Cohesive and adhesive properties- cohesive forces are responsible for creating surface tension and adhesive properties help water to stick to other substances. These properties are important for fluid transport in organisms.
why a patient is put on heart lung machine during such an operation
the amount of space that matter occupies is called______
Answer:
Volume!
Explanation:
The amount of space that matter occupies is called its volume. Solids, liquids, and gases all have volume. :)
Explain the use of oxytocin in labor inductoin in the case of obstructed labor
Identify the mutation below that would be passed onto a living fertile, offspring if it happened in a parent.
An insertion mutation in an egg cell that deactivates a gene for hair color
DNA substitution errors that take place in somatic, or body, cell resulting in skin cancer
A silent mutation in the genes of the pancreas cells coding for insulin
A chromosomal deletion that effects a blood cell, deactivating a crucial gene involved in development
A chromosomal deletion that affects a blood cell, deactivating a crucial gene involved in development would be passed onto a living fertile offspring if it happened in a parent.
The mutation below that would be passed onto a living fertile offspring if it happened in a parent is the chromosomal deletion that affects a blood cell, deactivating a crucial gene involved in development.
Chromosomal deletions involve the loss of a segment of DNA from a chromosome. If this deletion occurs in a germ cell (such as an egg or sperm cell) that is involved in reproduction, it can be passed on to offspring. In this case, if the deletion affects a crucial gene involved in development, it can have significant implications for the offspring's health and development.
The other mutations described do not necessarily have a direct impact on the genetic material that is passed on to offspring. An insertion mutation in an egg cell that deactivates a gene for hair color, a silent mutation in the genes of pancreas cells coding for insulin, or DNA substitution errors that occur in somatic cells resulting in skin cancer is not typically inherited by offspring, as they do not occur in the germ cells responsible for reproduction.
For more such answers on fertile
https://brainly.com/question/26059016
#SPJ8
Does Windex have a higher or lower concentration of hydrogen ions compared to water
Help is needed please and thank you
Answer
out of the cell
Answer: Into the cell
Please help and I will give brainlest!!
use the image to answer the question
This image of a roller coaster is designed to show important information about potential and kinetic energy. One of these labeled pieces of information is incorrect. Which information is wrong, and why?
A. The spot with the “maximum kinetic energy” should be on the lowest point of the roller coaster, at the far left side on the bottom.
B. The spot marked “maximum gravitational potential energy” should be on the lowest point of the roller coaster, at the far left side on the bottom.
C. The roller coaster would only have kinetic energy at the point labeled “gravitational potential energy and kinetic energy.”
D. The roller coaster would only have potential energy at the point labeled “gravitational potential energy and kinetic energy.”
According to the scenario of the Roller coaster, the one label piece of information that is incorrect is the roller coaster would only have kinetic energy at the point labeled “gravitational potential energy and kinetic energy.” Thus, the correct option for this question is C.
What is Kinetic energy?Kinetic energy may be defined as a type of energy that is significantly acquired by motion. It is energy that is possessed by an object or thing due to its motion. So, this energy is also known as energy due to motion.
According to the context of this question, the kinetic energy is stored throughout the roller coaster except for the point "maximum gravitational potential energy."
So, the option is fairly untrue or incorrect because it is saying that the roller coaster would only have kinetic energy at the point labeled “gravitational potential energy and kinetic energy.” While kinetic energy is found to be highest at the point of "maximum kinetic energy."
Therefore, the correct option for this question is C.
To learn more about Kinetic and potential energy, refer to the link:
https://brainly.com/question/18963960
#SPJ2
Prokaryotic cells have different internal structures than eukaryotic cells. Which of the following is/are found in eukaryotic cells but not prokaryotic cells? Membrane-bound organelles Nucleoid region Ribosomes Cytoplasm
The correct option is the first one, Membrane-bound organelles. Eukaryote means "real nucleus", in allusion to the fact that eukaryotes have a real nucleus. In contrast, prokaryotes lack membrane.bounded organelles and a real nucleus.
please. help! thank you :)
why i cant use blood agar with Catalase test?
Catalase is the enzyme that breaks hydrogen peroxide (H2O2) into H2O and O2. ... If using colonies from a blood agar plate, be very careful not to scrape up any of the blood agar— blood cells are catalase positive and any contaminating agar could give a false positive.
Answer:
Catalase is the enzyme that breaks hydrogen peroxide (H2O2) into H2O and O2. .
Explanation:
If using colonies from a blood agar plate, be very careful not to scrape up any of the blood agar— blood cells are catalase positive and any contaminating agar could give a false positive.
Please mark me as Brainliest
A general descriptive statement about how the universe works that scientists have a high confidence in is called
A. Law
B. Hypothesis
C. Empirical
D. Science
Which of the following describes
the type of geographic
distribution where organisms
have equal distance between
them?
A. uniform
B. scattered
C. random
D. clustered
James Watson’s discovery of the base pairings in the DNA helix was a result of trial and error. He discovered that adenine pairs with thymine and that guanine pairs with cytosine after he continually attempted to align models of the bases in other combinations. Which best describes how this example illustrates creativity?
A. Watson’s trial-and-error approach shows that he had run out of other ideas to try in searching for the answer.
B. Watson’s trial-and-error approach shows that he was using the process of elimination to solve his base pair problem.
C. Watson’s trial-and-error approach shows that he preferred to guess rather than apply logic to the problem.
D. Watson’s trial-and-error approach shows that he was willing to consider multiple base-pair arrangements as possible answers.
In DNA helix, Watson’s trial-and-error approach shows that he was using the process of elimination to solve his base pair problem best describes how this example illustrates creativity.
What are the characteristics of DNA double helix?A DNA molecule is made up of two linked strands that wind around each other to resemble a twisted ladder in a helix-like shape. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups.
To avoid bumping into each other, the staircase has to twist a little bit. This turns our staircase into a spiral staircase. This extra twist at the end is the reason for the helical shape. For the “steps” of the DNA “staircase” to fit together, they have to twist a little bit.
DNA is a right-handed helix. Normal B-DNA, as first described by Watson and Crick, is a right-handed helix. GC-rich DNA can also exist in a form known as Z-DNA, which forms a left-handed helix.
Learn more about DNA helix:
https://brainly.com/question/14417915
#SPJ1
Sound quality can be divided
PLEASE HELP!!! Will give Brainliest.
7. Is the biceps brachii muscle proximal or distal to the extensor digitorum muscle?
8. The humerus bone is located in the arm. Is the olecranon process of the humerus on the distal or proximal end of the humerus?
The biceps brachii muscle is distal to the extensor digitorum muscle .
The olecranon process of the humerus is the distal end of the humerus .
What is humerus bone ?It is a single long bone . proximally a head with a bicipital groove is present. head is without cartilaginous cap .
Distally pully like trochlea is present . deltoid ridge is not prominent . olecranon fossa is present distally which is attached to the olecranon process of radius-ulna proximally .
It is the bone of upper arm .
Bone :It is the major part of vertebrate endoskeleton.
it has 4 main components such as osteoblasts, osteocytes, osteoclasts, bone lining cells.
It is hard, highly calcified, rigid,living active connective tissue.
it gives support and structure to the body
it protect the vital organs and allowing the body to move.
Largest bone of the body is thighbone which is known as femur and the smallest bone is the middle ear bone.
bone contains inorganic salts within the matrix.
it contains bone marrow.
Bone tissue consists of 70% of dry weight inorganic component and 30% of protein.
Bones are of the following types such as spongy bone, compact bone, cartilage bone, membrane bone, sesamoid bone, pneumatic bone .
Bone is surrounded by periosteum cavity.
Learn more about Radius-ulna bone here :
brainly.com/question/15702733
#SPJ9
What do Phenylketonuria, Cystic Fibrosis, and Sickle Cell Anemia have in common?
Answer:
Phenylketonuria, Cystic Fibrosis and Sickle Cell Anemia, these all are disorders caused by hereditary mutation.
Hope it helps!
Submission 3 Capstone Project: How can you make your community more environmentally sustainable? Below are 3 Crosscutting Concepts. Select two and provide an explanation for how your investigation/”research” on energy usage in the home addresses them.
1.Crosscutting Concepts Patterns: Observed patterns in nature guide organization and classification and prompt questions about relationships and causes underlying them. Explanation
2. Cause and Effect: Claim uses empirical evidence to differentiate between cause and correlation, and supports specific cause and effect relationships. Explanation
3.Explanation Stability and Change: Analysis and explanation of geoscience data and global climate models show that a change in one Earth system can result in feedbacks (negative or positive) that can stabilize or destabilize a system. Explanation
Crosscutting Concept: Patterns
Patterns observed in the natural world facilitate organization and classification, as well as raise inquiries about the underlying relationships and causes.
During my exploration of energy usage in residential settings, I discerned several discernible patterns. For instance, a prominent pattern emerged, indicating that the bulk of energy consumption in homes pertains to heating and cooling, followed by lighting and appliances. Moreover, I discovered that energy usage displays notable variations based on factors such as dwelling size, number of occupants, and climatic conditions.
These identifiable patterns enable us to comprehend the factors influencing energy consumption and identify avenues for conservation. By acknowledging that heating and cooling dominate energy use, we can channel our efforts towards enhancing the efficiency of these systems.
Patterns Cause and Effect?Utilizing empirical evidence, claims can differentiate between causal relationships and mere correlations, thus supporting the establishment of specific cause and effect linkages.
During my investigation into energy usage in residential environments, I employed empirical evidence to unveil distinct cause and effect associations. For instance, I observed a positive correlation between energy consumption and dwelling size. This relationship can be attributed to the increased energy requirements for heating and cooling in larger homes.
Similarly, I discovered that energy consumption rises alongside the number of occupants. This phenomenon arises due to the presence of more individuals utilizing appliances and lighting fixtures.
These cause and effect relationships foster a deeper comprehension of how our choices impact energy consumption. For instance, if we aspire to curtail our energy usage, we can opt for smaller homes or limit the number of occupants.
Crosscutting Concept: Stability and Change
Analysis and explication of geoscience data and global climate models reveal that modifications within one Earth system can yield feedback loops, which can either stabilize or destabilize the system.
Throughout my examination of energy usage in residential settings, I ascertained that alterations in a single energy-consuming appliance or behavior can trigger a chain reaction affecting other appliances and behaviors. Consider replacing inefficient light bulbs with energy-efficient alternatives; this simple change can prompt a behavioral shift to turn off lights when leaving a room, subsequently resulting in a substantial reduction in energy consumption.
These feedback loops empower us to comprehend how our choices can influence the environment. For instance, collectively opting for reduced driving can mitigate air pollution and greenhouse gas emissions.
By comprehending the crosscutting concepts of patterns, cause and effect, and stability and change, we can make informed decisions regarding energy usage. These choices enable us to diminish our environmental footprint and forge a sustainable future.
Learn about Crosscutting Concepts here https://brainly.com/question/11153648
#SPJ1
What is the function body system shown below?
Answer:
provide nutrients to the body
Explanation:
this is the digestive system
A satellite orbiting Earth at an orbital radius r has a velocity v. Which represents the velocity if the satellite is moved to an orbital radius of 5r?(1 point)
For satellites, the centripetal force for rotation is provided by the gravitational force acting on them.
What is force?In general language we can say that push or pull is called force.
According to newton second law of motion force is rate change of momentum it means
F= d/dt×(mxv)
Where m is mass and v is velocity
But in general case mass is constant.
So, Force
F= mxd/dt×(v)
Since we know that rate change of velocity is acceleration.
Then we can say that
F= mass x acceleration
S.I unit of force is Newton
1 Newton = 1kg×m/sec^2.
Force and acceleration is a physical quantity which have both i.e magnitude and direct it means both are vector quantity.
Therefore, For satellites, the centripetal force for rotation is provided by the gravitational force acting on them.
Learn more about force on:
https://brainly.com/question/13191643
#SPJ1
Purpose
a) Construct distance-time graphs from given tabulated data.
b) Describe motion in words, using the graph as point of reference.
c) Calculate and interpret the slopes of the graph.
Materials
Ruler, pencil and graphing paper
Data
Distance
d (m)
Time
t (s)
0 0
20 2
38 4
60 6
79 8
100 10
120 12
138 14
Data for a Bicycle’s Motion
1. Plot the above tabulated data
(distance, d vs t)
2. Describe the graph. What does it show
regarding the motion of the bicycle?
3. Find the slope of the graph. What
does the slope d-t graph
represent?
Part B – Data for the Motion of a Passenger Jeepney
1. Plot the given tabulated data (d vs t)
2. Compute for the slopes of the graph
a. at t = 0 h to t = 2 h
b. at t = 2 h to t = 4 h
c. at t = 4 h to t = 5 h
d. at t = 5 h to t = 8 h
3. What do the slopes show? What does a
positive slope show? A negative slope? A zero
slope?
Distance
d (km)
Time
t (h)
0 0
50 1
100 2
100 3
100 4
150 5
100 6
50 7
0
Answer:
bench
Communicating openly, clearly, and with empathy will help in building rapport with a team and boost their spirit productively. Establishes Transparency – Transparency generates trust among employees. Trust creates an environment where people are honest and accountable.Jan
:
Identity each event as the result of mechanical weathering or chemical weathering.
mechanical weathering chemical weathering
The minerals in a marble statue react
with water to form acids and pores in
the structure.
A piece of rock crumbles after being
constantly thrashed by strong waves.
Industrial runoff forms cracks in a
rocky structure in its path.
The rocks in a region are streaked
orange after being exposed to
repeated rains.
The events described involve both mechanical and chemical weathering processes, highlighting the complex nature of how weathering affects geological structures.
The events can be identified as the result of mechanical weathering or chemical weathering as follows:
The minerals in a marble statue react with water to form acids and pores in the structure - This is an example of chemical weathering. The water reacts chemically with the minerals in the marble, causing them to dissolve and form acids. These acids further react with the marble, leading to the formation of pores and overall degradation of the statue's structure.
A piece of rock crumbles after being constantly thrashed by strong waves - This is an example of mechanical weathering. The constant thrashing of strong waves exerts physical force on the rock, causing it to break apart or crumble. This type of weathering occurs due to mechanical forces like abrasion, pressure, or impact that physically break down the rock into smaller pieces.
Industrial runoff forms cracks in a rocky structure in its path - This is a combination of chemical and mechanical weathering. The industrial runoff may contain acidic or corrosive substances that chemically react with the minerals in the rock, leading to their dissolution or weakening. The cracks in the rocky structure may also be a result of the mechanical force exerted by the flowing runoff, causing physical fractures in the rock.
The rocks in a region are streaked orange after being exposed to repeated rains - This is an example of chemical weathering. The repeated rains introduce water into the rocks, which may contain dissolved iron compounds. Over time, these iron compounds oxidize in the presence of water and oxygen, leading to the formation of orange-colored iron oxide minerals, such as rust. The streaking of rocks with orange indicates the chemical transformation of the minerals due to the weathering process.
In summary, the events described involve both mechanical and chemical weathering processes, highlighting the complex nature of how weathering affects geological structures. Mechanical weathering involves physical forces breaking down rocks, while chemical weathering involves chemical reactions leading to the alteration or dissolution of minerals.
Know more about chemical transformation here:
https://brainly.com/question/31290752
#SPJ8
Please help!
The atoms that undergo nuclear fusion become smaller
True
False
Answer:
True
Explanation:
In nuclear fission, an unstable atom separates into two or more shorter, more steady fragments, discharging energy. Matter is not preserved throughout this process because some of the weight of the merging nucleus is transformed to power, which would be discharged. Fusion is the mechanism through which massive stars generate enormous energy amounts.
LABEL THE DIAGRAM OF THE LEAF
You and your friends are planning a hiking / camping trip to Denali National Park,
Alaska. Below is a topographic map that shows the mountain range in the park. The
wind usually blows in the direction the arrows are pointing. If you want to stay as dry
as possible (no precipitation), which site would be the better choice to set up camp?
Answer: Site B
Explanation: I took the test。
RNA polymerase binds to a specific DNA nucleotide sequence during transcription.
What is the DNA sequence called where RNA polymerase binds, and initiates transcription?
The specific DNA sequence where RNA polymerase binds and initiates transcription is called the promoter region.
essay about natura resource
Natural resources are the resources that come from the environment and can be used for various economic and social purposes. These resources include minerals, forests, water, soil, and air. Natural resources have played a crucial role in the development of human civilization from the beginning of time. They have been the source of wealth and prosperity for many nations and have driven economic growth in various sectors.
However, the use of natural resources comes with many challenges. The overexploitation and depletion of natural resources have led to environmental degradation, habitat destruction, and climate change. The consequences of this exploitation can be seen in the form of deforestation, water scarcity, soil erosion, pollution, and loss of biodiversity.
The management of natural resources is essential to ensure their sustainable use for the present and future generations. Governments, communities, and organizations must work together to protect and conserve natural resources. This can be done through sustainable practices for the extraction, processing, and use of natural resources, such as land management planning, reforestation, water conservation, and waste management.
Furthermore, the development and application of new and efficient technologies can help reduce waste and improve resource efficiency. This will help minimize the amount of natural resources required for economic development while reducing the impact on the environment.
It is also important to recognize the value of natural resources as part of our natural capital. Natural capital refers to the services provided by natural resources, such as pollination, water filtration, and climate regulation. These services have a monetary value and should be considered in national accounting systems and decision-making processes.
In conclusion, natural resources are critical to the economic and social progress of humanity. However, their sustainable use is essential to ensure their long-term availability and to avoid environmental degradation. It is our responsibility to manage natural resources in a sustainable manner to protect the environment and ensure the well-being of future generations.