Answers
Answer:
A. Aorta
B. Pulmonary Artery
C. Pulmonary vein
D. Left atrium
E. Mitral valve
F. Lift ventricle
G. Right ventricle
H. Tricuspid valve
I. Inferior vena cava
J. Right atrium
K. Pulmonic valve
L. Superior vena cava
Explanation:
Aorta is big artery which takes blood from the heart and gives it to all body. Pulmonary artery carries deoxygenated blood from the heart to the lungs while pulmonary vein carries oxygenated blood from the lungs to the heart. Mitral and tricuspid valves prevent the backward flow of blood in the heart. Superior and inferior vena cava is a big vein which collects deoxygenated blood from all body.
Related Questions
How might a change in the strength of Earth’s magnetic field impact life on Earth?
Answers
Answer: i don`t know that much but
Explanation: if the magnetic field of the earth is decreasing year by year at one point it would be so weak that everything on earth would float here and there. the ocean of the earth would also float and as the ocean is one third of the earth the most of the earth would be covered in just floating water.
What is the Topic of "Yuck Germs"?
Please help!
Answers
Which statements are true about skin cancer? Check all that apply. It can be caused by a mutation in normal cells. It can result from too much exposure to the harmful rays of the Sun. Skin cancer is found more frequently in people who have obesity. Most skin cancer cells multiply rapidly. Skin cancer can be treated in a variety of ways, including with chemotherapy.
Answers
Answer:
i know that it comes from harmful rays from the sun, and can be treated by chemotherapy. im not sure about the rest, and im pretty sure it is not more common in obese people.
Explanation:
What type of offspring are produced by asexual reproduction? *
Answers
Answer:
Asexual reproduction produces offspring that are genetically identical to the parent because the offspring are all clones of the original parent. This type of reproduction occurs in prokaryotic microorganisms (bacteria) and in some eukaryotic single-celled and multi-celled organisms.
Asexual reproduction produces offspring that are genetically identical to the sole parent, resulting in clones. Such reproduction is found in various species and can occur via methods like binary fission, fragmentation, budding, and parthenogenesis. Although this allows for quick population growth in stable environments, it limits genetic diversity.
Explanation:Asexual reproduction results in offspring that are genetically identical to the single parent and to each other. This means the resulting offspring are clones of the original parent. Different methods of asexual reproduction include binary fission, fragmentation, budding, and parthenogenesis, which vary among species but share the commonality of not requiring the genetic exchange that occurs in sexual reproduction. While this type of reproduction can be advantageous in stable environments where rapid population growth is beneficial, it lacks genetic diversity, which can be problematic when adapting to changing environments or resisting diseases.
Examples of organisms that reproduce asexually include bacteria that utilize binary fission, sea stars, and sea anemones that can regenerate from fragments, and some plants that can produce genetically identical offspring through budding or fragmentation.
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What are the flattened membranes in chloroplasts called?
O
A. Stroma
B. Photosystems
O
C. Thylakoids
O
D. Photons
Answers
Answer:
The answer is thylakoids.
Explanation:
Within the membranes, the region is called the stroma but the innerconected flattened membrane is called the thylakoids.
The flattened membranes in chloroplasts is called thylakoid, hence option C is correct.
The fluid-filled area of the chloroplast that encircles the thylakoids is called the stroma. The protein complexes known as photosystem are responsible for absorbing light energy and using it to fuel the creation of ATP and NADPH. Individual units of light energy are called photons.
Thylakoids are the term for the flattened membranes found in chloroplasts. They are the location of the photosynthesis' light-dependent processes, which use light energy to change water as well as carbon dioxide into oxygen and glucose.
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please help very easy, will brainly, and etc
Answers
Answer:
B is the answer.Explanation:
There is an abundance of butterflies - this is because the butterflies correspond to the violet flowers.
How does a scientist come up with the theory?
Answers
Answer: By reviewing extensive amounts of evidence that support a scientific explanation of phenomena. For example, Darwin's Theory of Evolution is supported because of the evidence and research of the finches in the galapagos islands that make sense in a scientific world that evolution does indeed exist.
Explanation:
What would happen to the cell or organism if the protein is changed as a result of the mRNA being produced incorrectly?
A. The cell or organism will definitely have changes
B.The cell or organism may or may not have any noticeable changes
C.The cell or organisms life expectancy will drastically decrease
D.The cell or organism will not have any changes
Answers
Answer:
B. The cell or organism may or may not have any noticeable changes.
Explanation:
Some mutations can cause small changes, if any, such as different colored hair, or they can cause massive changes such as uncontrollable cell division, AKA cancer. Mutations are random so nothing is definite.
The mutation is the alteration in the nucleotide sequence or the proteins. If mRNA is incorrectly produced and alters the protein then there may be or may not be any noticeable changes. Thus, option B is correct.
What is mutation?The mutation is the state in which the bases or the amino acids coding the proteins during the mRNA translation are altered due to mutagens, genetic error, etc.
The mutation in the protein may or may not cause any change as some changes are not noticeable and very small, while some alterations may be big and dangerous.
Therefore, the mutation in the proteins may or may not be noticeable.
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Which is the final product of ecological succession?
A. climax community
B. ecosystem
C. secondary succession
Answers
Answer:
The final product of an ecological succession is a Climax Comminuty
A toxin was discovered that prevents cells from releasing stored energy. What process would be affected?
Answers
Answer:
cellular respiration
Explanation:
The model above shows a cell moving a substance into the cell using a protein to facilitate the transport. Which
substance is most likely being transported through the membrane with this method?
Answers
A protein is used to facilitate the transport of a substance into a cell, and the substance is most likely transported through the membrane using this method of facilitated diffusion.
What is facilitated diffusion and what is its significance?Facilitated diffusion is a type of passive diffusion in which the energy of the ATP is not used for the transport of the molecules from the outside to the inside, but there is a protein present on the cell surface that helps the movement of the molecule, and as this protein facilitates the movement, it is called "facilitated diffusion."
Hence, a protein is used to facilitate the transport of a substance into a cell, and the substance is most likely transported through the membrane using this method of facilitated diffusion.
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The phases of the moon depend on how much of the lighted side of the moon can be seen from Earth
Please select the best answer from the choices provided
OT
OF
Answers
TRUE because the earth and moon are always rotating, therefore we see different parts based on where we are at.
Answer:
True
Explanation:
I took the test hope this helps
Rebekah is studying lichens growing on a cooled lava field. What is Rebekah most likely researching?
A. secondary succession
B. climax communities
C. pioneer species
D. disturbances
Answers
Answer:
C) pioneer species
Explanation:
Rebekah is most likely researching pioneer species that are in option C, as lichens are known to be some of the first organisms to colonize barren or disturbed habitats, such as newly formed lava fields, and are therefore considered pioneer species.
What is the pioneer species?
Pioneer species are the first species to colonize a barren or disturbed habitat, such as a newly formed lava field, a recently retreating glacier, or an abandoned building. These species are able to grow in harsh conditions and are often characterized by rapid growth rates, high reproductive rates, and the ability to fix nitrogen. Pioneer species can be plants, lichens, or even bacteria, and they play an important role in the process of primary succession. Pioneer species are able to grow in these harsh conditions because they have adaptations that allow them to obtain nutrients and water from their environment.
Hence, Rebekah is most likely researching pioneer species that are in option C,
Learn more about the pioneer species here.
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How does the nervous system affect the excretory system?
O
A. The kidneys are controlled by signals from the brain.
O
B. Nerves connect the kidney to the bladder.
O
c. The excretory system removes wastes from nerve cell
O
D. Action potentials remove wastes from blood.
Answers
Answer:
The kidneys are controlled by signals from the brain.
Explanation:
i know better
Answer:
a
Explanation:
the kidneys are controlled by signals from the brain
11. What language are most genus and species names?
Answers
Answer:
The answer is Latin. Scientist use Latin names.
The holes left behind in a rock by a crawling worms are
Answers
PLEASE HELP! In this simulation, the masses of the planets were all the same. Do you think if the masses of the planets were different, it would affect the results? Why or why not?
Answers
Answer:
It would certainly make a difference.
Explanation:
The mass of a planet determines how thick the planets atmosphere would be, if it can even sustain an atmosphere. If all the masses are the same, all of the large planets would not be able to sustain life, while all of the smaller, denser planets still have a chance.
The mass of a planet also affects it’s gravitational pull. If all of the planets had the same mass, they would all have the same gravitational pull, meaning that they would all attract the same amount of asteroids, meteors, and other spacial objects.
Overall, the simulation would certainly be different, for many, many reasons. The above are only two, and if you would like more, just add a comment and I can give you more.
As per the stimualtion if the mass of the plants is the same, It would not create any difference.
What masses of planets different?The mass of a planet are different as they are made of different compositions and their mass determines their thickness and thinness.
The mass is a indication the role of gravity and the density of atmosphere. If the masses are the same then all planets would be of the same size and many would not be able to sustain life.
Find out more information about the simulation.
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The central canal of an osteon contains
Answers
Answer:
Okay, Look at the explanation.
Explanation:
So what I interpret as
Hollow core of an osteon, also known as the Haversian canal. The central canal consists of blood vessels, lymph tubes, and nerves. Bone is positioned around the central canal, in compact rings, or lamellae.
A food chain has four trophic levels. The fourth level has 10 hawks that are a natural predator to the snakes in the ecosystem. How much energy would be available in the first trophic level?
A.
1000
B.
100
C.
1
D.
10,000
Answers
Starting with 10 hawks at the fourth level, considering a 90% energy loss per level, we calculate 10,000 units at the first trophic level.
The energy available at each trophic level typically decreases by about 90% due to energy loss through metabolism, growth, and waste production. Starting with the energy available to the hawks at the fourth trophic level, we can estimate the energy at the first trophic level as follows:
Energy at 4th level = 10 hawks
Energy at 3rd level = 10 hawks / 0.1 = 100
Energy at 2nd level = 100 / 0.1 = 1000
Energy at 1st level = 1000 / 0.1 = 10,000
So, the correct answer is:
D. 10,000
The correct question is:
A food chain has four trophic levels. The fourth level has 10 hawks that are a natural predator to the snakes in the ecosystem. How much energy would be available in the first trophic level?
A. 1000
B. 100
C. 1
D. 10,000
To recharge your cell phone you plug it into an electrical outlet for several hours. The electrical energy is stored as ____ energy until you are ready to use the phone A. radiant B. Thermal C. Nuclear D.chemical
Answers
The electrical energy is stored as chemical energy within the phone's battery.
When you plug in your cell phone to recharge, the electrical energy from the outlet is stored as chemical energy in the phone's battery. This energy is released through chemical reactions when the phone is used.
Which of these best describes incomplete dominance? When the dominant allele covers up the recessive allele. When both the dominant and recessive allele express a phenotype (like spots). When the dominant allele does NOT completely cover up the recessive allele and they MIX creating a third phenotype.
Answers
Answer:
When the dominant allele does not cover up the recessive.
Explanation:
The mix and is considered incomplete.
Answer:
Which of these best describes incomplete dominance?
When the dominant allele does NOT completely cover up the recessive allele and they MIX creating a third phenotype.
Explanation:
What is the definition of photosynthesis
Answers
Answer:the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.
Explanation:
Hey there!
Photosynthesis is the reaction that converts light energy to chemical energy in sugar and carbohydrates. Humans can't eat sunlight, so we eat plants. Plants convert the energy in the sunlight into chemical energy using chlorophyll. Chlorophyll is a molecule produced by plants, algae, and cyanobacteria, which aids in the conversion of light energy into chemical bonds. It is the green pigment found in the chloroplasts of higher plants. They are a part of our ecosystem, and they are lower on the food chain.
Hope this helps!
Have a great day! :)
______ are a group of cells that work together to perform a specific function
Answers
Answer:
tissue
Explanation:
Tissue
Answer:
✔ Tissues
Explanation:
:) its Correct i took a quiz
For plant stem length, the dominant allele for height is T and the recessive allele is t. If a heterozygous parent for tall stem length crossed with a homozygous recessive parent for short stem length, what would be the phenotypes of the offspring? Include the probability percentages or fractions in your answer.
Answers
For a plant stem and a domain allele, the height is set to T and the excessive allele is t. If the tall plant is means that the allele for T and t is 50% short and 50% small.
Hence the offspring would be the short stem.
The hetero parent for the tall (Tt) is crossed with a parent recessive (tt) The percentages are 25% for the tall stem and the 75% chance for a short stem plant.Learn more about the For plant stem length.
brainly.com/question/16029458.
Which examples represent abiotic factors affecting biotic factors? Check all that apply.
-sediment builds up in a riverbed, slowing the river's speed.
-ash from a volcanic eruption kills new plant growth.
-a hungry raccoon consumes a freshwater clam.
-warm water from a nuclear power plant causes overgrowth of algae.
-a river floods and deposits tree pollen along its banks.
Answers
Answer:
B-ash from a volcanic eruption kills new plant growth.
D-warm water from a nuclear power plant causes overgrowth of algae.
E-a river floods and deposits tree pollen along its banks.
Explanation:
Ecosystem consist of biotic and abiotic elements. Biotic refers to all living organisms while abiotic refers to all non-living elements of the environment. Living organisms depends on abiotic factors such as light, temperature, water and soil etc for their growth and survival. In the above answer, Ash of volcano, warm water and rivers are abiotic elements while plant, algae and pollen are biotic elements.
The non-living chemical and physical components that are part of the ecology and environment is called abiotic factor while biotic factors are living organism that is part of the ecosystem.
The correct examples are:
Option B. Ash from a volcanic eruption kills new plant growth.Option D. Warm water from a nuclear power plant causes the overgrowth of algae.Option E. A river floods and deposits tree pollen along its banks.The effects can be explained as:
Abiotic factors like temperature, water, air, soil etc. affect the biotic factors like plants and animals of an ecosystem.Ash from volcanoes and warm water discharged from nuclear plants are abiotic factors that affect the growth of biotic factors like plant and algae.Thus, options B, D and E are correct choices.
To learn more about the effects of the abiotic factor on the biotic follow the link:
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4. How many chromosomes would be in an offspring?
Answers
Answer:
46
Explanation:
In a human egg or sperm, there are 23 chromosomes, one of which is an X or Y. A human egg is haploid (has 23 chromosomes) and a sperm is haploid (has 23 chromosomes). Upon fertilization, the new baby now has the 'correct' human number of 46 chromosomes in each of its somatic cells.
Answer:
There would be 46 chromosomes in an offspring.
Explanation:
This is because an offspring inherits 23 from its mother and 23 from its father.
Can emotions affect breathing? Explain
Answers
Answer: Respiration is one of emotional-altered physiological mechanisms Breathing rate in breathing habits is significantly altered by emotional changes. ... Higher emotion-related centers affect respiratory changes in response to anxiety
Explanation:
hope this helps! let me know if its wrong pls!
if i get it right pls give me most brainly:D TYY
Yes. Having a panic attack can make breathing much more difficult with shallow breaths. Relaxing will slow down breathing.
How big is the largest known asteroid? about 10,000 kilometers in diameter about 1,000 kilometers in diameter about 100 kilometers in diameter about 10 kilometers in diameter
Answers
37.244 million” in diameter
Answer:
About 1,000 kilometers in diameter
Explanation:
how is a scientific law different from other laws in society?
a. a scientific law is what scientists have decided should be forced to happen in nature.
b. a scientific law is a rule about how to treat and punish people.
c. a scientific law serves to protect people, property, and nature from harm.
d. A scientific law describes what always happens under specific conditions in nature.
Answers
Answer:
D
Explanation:
Answer:
D I’m taking the same test
Explanation:
A what is a scientific instrument used to sense and record movements in Earth's Lithosphere?
Answers
Answer: seismograph
Explanation: