Polycythemia is a disease which causes an excessive number of red blood cells to be produced.
The disease is the result of a faulty gene. How would the flow of blood be affected by this
condition?
•Blood flow rate will increase.
•Blood viscosity will decrease.
•Blood pressure will increase.
•Blood volume will decrease.
In terms of reducing your risk for heart disease, you should aim for which of the following
Answer:
What are the options?
In general more exercise, less smoking, and more healthy foods are all good ways.
Explanation:
As Darwin was developing his ideas about evolution, hr applied ideas from many fields, including geology, economics, and biology. Why was this approach important?
Answer and explanation:
Darwin's theory of natural selection is important because it enables us to understand the forces driving evolution in living organisms. This evolutionary mechanism may also be used in different research fields ranging from molecular biology to economy.
The evolution theory states that the organisms that are better adapted to the environment have more chances to survive and to reproduce, thereby perpetuating their own genes in future generations. This idea of selection can also be applied to other disciplines. For example, in the economics field, it has been proposed that Darwin's theory may explain why those traits related to morality (such as fairness, honesty and integrity) which are beneficial for one particular group but not for the individual are not selected in real life.
The information regarding the importance of an approach is explained below:
The following information should be considered:
Darwin's theory of natural selection is siginificant since it enables us to understand the forces driving evolution in living organisms. This evolutionary mechanism might also be applied in different kinds of research fields that ranged from molecular biology to economy. The evolution theory represents that the organisms that are better adapted to the environment contains more chances to survive and to reproduce, thereby perpetuating their own genes in future generations.Learn more; https://brainly.com/question/952353?referrer=searchResults
Animal A and Animal B each have 95% of their DNAin common. Animal A and Animal C each have 50% of their DNA in common.
What does this suggest about the relationship of these animals?
A is probably much more closely related to B than to C.
C is probably much more closely related to B than to A.
B is probably much more closely related to C than to A.
A is probably much more closely related to C than to B.
i would say A is more closely related to B than to C.
if A and B share 95% of their DNA then thats more than 50%, which is what A and C share.
The respiratory system includes organs like the nose, throat, and lungs.
Which of these diseases directly affect the respiratory system?
(A)flu and malaria
(B)strep throat and HIV
(C)diabetes and malaria
(D)flu and HIV
Answer: D
Explanation:
Carrying capacity relates to a population of organisms in an ecosystem. What do you think the term carrying capacity
means? What factors could influence it?
Answer: The meaning is how many organisms an ecosystem can support at most during a given time. Factors would include population and resources
Explanation:
The Sun and stars do not move.
T or F
False both the sun and the stars change and move around.
What is the benefit of doing group work in class? Are there any drawbacks?
Answer:
u should know this, it is an opinion
Soil is a complex mixture of minerals, water, air, organic matter, and countless organisms that are the decaying remains of once-living things.
Soil covers the ground and is an important ingredient for plant growth. However, soil must be formed. The picture shows the soil formation process.
Which statement best describes the process of soil formation?
A) Rain gets into cracks in rocks. When the rain freezes, ice forms. Rocks begin to erode and decay. These processes provide organic and mineral matter for soil.
B) Rain gets into cracks in rocks. When the rain freezes, it fills the cracks with ice. The water dissolves the minerals in the rock, releasing them into the soil.
C) Rain gets into cracks in rocks. When the rain freezes, the cracks expand. The ice preserves dead organic materials. These processes release minerals into the soil.
D) Rain gets into cracks in rocks. When the rain freezes, the cracks expand. The rock begins to break down by the process of weathering, releasing minerals into the soil. Small plants and microorganisms also loosen the rock and when decayed, provide organic material.
Answer:
D
Explanation:
D, makes the most sense in this case.
The statement that best describes the process of soil formation is D. rain gets into cracks in rocks. When the rain freezes, the cracks expand. The rock begins to break down through the process of weathering, releasing minerals into the soil. Small plants and microorganisms also loosen the rock and, when decayed, provide organic material.
What is soil formation?The process of the physical weathering responsible for the creation of the soils is dependent on the climate, organisms, terrain characteristics, parent rocks, and time.
To support life and cover the land, the soil is a combination of organic stuff, gases, minerals, inorganic salts, and liquids.
Weathering and erosion processes play a major role in the formation of soil. One of the elements that influence the formation of soil is the climate.
Therefore, the correct option is D) Rain gets into cracks in rocks. When the rain freezes, the cracks expand. The rock begins to break down by the process of weathering, releasing minerals into the soil. Small plants and microorganisms also loosen the rock and, when decayed, provide organic material.
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Selena made a chart to group adaptations in birds based on their main functions.
Which functions should Selena use as headings to complete the chart?
X: Flight
Y: Feeding and Digestion
X: Maintaining Body Temperature
Y: Circulating Oxygen
X: Flight
Y: Circulating Oxygen
X: Maintaining Body Temperature
Y: Feeding and Digestion
Answer:C
Explanation:
Answer:
The answer is C
How does the tiny acorn grow into a gigantic tree? Where does all that matter come from? scientific explanation please!
Take for example us humans, our cells duplicate, and grow, the same thing applies for plants.
Both hyperthyroidism and hypothyroidism can cause a goiter, a swelling of the thyroid gland. You notice that a patient has a swollen thyroid gland. Before you order any lab tests, you could make two measurements during a physical exam to help determine the cause of the goiter. What measurements could you make and why would they be helpful?
Answer:
a=iw
Explanation:
A variety of species of Galapagos finches evolved from one original species long
ago through the process of *
asexual reproduction
ecological succession
natural selection
selective breeding
In the late 1800 this thoery lead to a simple practice that saved thousand of lives in hospital
Pinocytosis moves what type of particle into the cell?
Answer:
small particles suspended in extracellular fluid
Explanation:
Name three adaptations that helped plants survive on land, and describe how each of them helped.
Answer:
Three adaptations that helped plants survive on land were thin leaves, vascular systems, and stomata.
Explanation:
Yes, this is superrrr late, but I hope this helps somebody!
Have a nice day :)
Plants have evolved several adaptations to life on land, including embryo retention, a cuticle, stomata, and vascular tissue.
What are the 3 plant adaptations?
There are three types of adaptation - structural adaptation, behavioral adaptation, and physiological adaptation. A structural adaptation is a physical feature that an organism has evolved in order to survive. In plants, this could include the evolution of waxy leaves or different root structures.
How did plants adapt to land?
Land plants evolved traits that made it possible to colonize land and survive out of water. Adaptations to life on land include vascular tissues, roots, leaves, waxy cuticles, and a tough outer layer that protects the spores. Land plants include nonvascular plants and vascular plants.
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Why would teens choose to vape, when we have the last 30 years of evidence proving the
consequences of smoking tobacco products ?
Answer:
look down below
Explanation:
Many teens consider the brand to be an entirely different device from an e-cigarette or just smoking in general. Teens also think that vaping is safer than smoking, which it really isnt if they havent already used tobaccco products. Another point is peer pressure. Most teens succumb to it.
If you had a genotype of 'tt', what would your phenotype be?
Short
Tall
Answer: short
Explanation:
tt is recessive. Short is a recessive trait.
How do nutrients from food get into the blood?
A. They are secreted through ducts all along the digestive system.
B. They are absorbed by cells all along the alimentary canal.
O C. They pass through cells in the small intestine and then into
capillaries
O D. They pass through cells in the large intestine and then into lymph
vessels
Answer:
the answer is C
Explanation:
this shows how nutrients in the body because it enters the blood capillary which therefore goes through the small intestine.
I really hope this is helpful and understanding.
Answer:
C
Explanation:
As a group, animals use both sexual and asexual reproduction. Which of the following can reproduce asexually? Amphibians echinoderms mammals cnidarians
Answer:
cnidarians most commonly reproduce asexually
According to the Big Five personality theory, someone who is organized, self-disciplined, and
always turns their work in on time would score high on the trait of...
Conscientiousness
Openness to Experience.
Agreeableness
Extroversion
Answer:
D. Conscientiousness
Explanation:
The bottom two are incorrect, i got this question correct.
According to the Big Five personality theory, someone who is organized, self-disciplined, and always turns their work in on time would score high on the trait of conscientiousness. Hence, option A is correct.
What is conscientiousness?One characteristic that is frequently linked to awareness is conscientiousness. People that are conscientious are typically organized, show self-control, and have excellent time management skills. They are renowned for being hard workers and excellent team members.
If someone values duties, establishes and prioritizes long-term goals, and makes wise decisions, it is quite likely that they are conscientious. Because they work so hard and are so determined, people with this quality frequently achieve great success.
Therefore, option A is correct.
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HELP!!!!
URGENT!!!!
Gene expression in prokaryotes is regulated at which stage?
A. Translation
B. Transcription
C. Post-transcriptional modification
Answer:
Transcription
Explanation:
This occurs in three steps itself: initiation, elongation, and termination
Initiation (beginning)
- RNA polymers bind to a promoter on a gene
- DNA then unwinds to be "read" by an enzyme
- DNA now ready to make mRNA strand
Elongation (Second step)
- nucleotides are added to mRNA strand
- mRNA molecule is built after RNA polymers reads the DNA that unwound
- adenine (A) in DNA connects to a uracil (U) of RNA while connected to each other
Termination (End)
- RNA will cross a stop sequence in the gene (termination)
- mRNA done and disconnects or detaches from DNA
Hope this helps!
Compare and contrast the elevated temperature of someone who is exercising vigorously and someone who has an infection.
Answer: seen below
Explanation:
In vigorous exercise, your brain and body do everything they can to cool you off by increase the flow of blood to the skin where it can cool down with the aid of sweating , while in someone who has an infection they push the temperature inside your body to extreme levels by strengthening your immune system resistance to the infection, the immune system deliberately raises your body temperature as part of its strategy to kill the infection attacking you.
What is a mutation?
A. When something goes unexpected in your body
B. Permanent change in the DNA of a gene
C. When you wake up with super powers
D. When an organism has a genetic abnormality but survives
Answer:
The answer is B. Hopefully this helps!
+ please answer!! , ty (: +
How has polygon A been transformed to polygon B?
Answer: translate 5 units right and 4 units down
Explanation: Just took the quiz
b. How might more species diversity within a community make it more stable, even if it lacks genetic
variation? Consider species interactions and the flow of matter and energy in your answer. (2 points)
Increased species diversity within a community fosters stability through complementary interactions, niche partitioning, and trophic cascades, promoting resilience against disturbances.
When a community harbors more diverse species, each occupies a unique ecological niche, reducing competition for resources and allowing for niche partitioning, where species coexist by utilizing different resources. This enhances resource use efficiency and reduces the risk of resource depletion or single-species dominance.
Additionally, certain species may engage in mutualistic relationships, benefiting each other and promoting overall community resilience. Trophic cascades can also contribute to stability, where changes in one species' abundance influence the entire food web. In the absence of genetic variation, a diverse community can still respond better to disturbances due to the complexity of interactions, ensuring efficient matter and energy flow, and maintaining ecosystem stability.
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7. Explore and discuss homeostasis imbalances (issues that cause problems) including gallstones, heartburn, ulcers , dehydration, diarrhea, cirrchosis and cancers of the digestive system. **look up these conditions
Gastroesophageal Reflux Disease (GERD) ...
Gallstones. ...
Celiac Disease. ...
Crohn's Disease. ...
Ulcerative Colitis. ...
Irritable Bowel Syndrome. ...
- Select all that apply.
Plant cells differ from animal cells in which ways?
Plant cells have chloroplasts, but animal cells do not.
Plant cells have cell walls, but animal cells do not.
Plant cells have cell membranes, but animal cells do not.
Plant cells have mitochondria, but animal cells do not.
VOUCTION
ASK FOR HELP
Answer:
I think a,b, and c not positive
Answer:
A and B
Explanation:
Years after the lava from an erupting volcano destroyed an area, lichens started to grow in that area. These were gradually replaced by grasses, shrubs, conifers, and finally, by
a deciduous forest. If the deciduous forest remains unchanged, it will be referred to as
1) a pioneer community
2)a stable climax community
3)a food chain
4)the biosphere
Answer:
2)a stable climax community
Explanation:
It is a stable climax community because the community went through various degrees of succession starting from the pioneer species which comprised of lichens. Successive species such as grass, Shrubs and conifers were also present till it reached a climax with zero degree of succession.
The deciduous forest remaining unchanged is referred to as a stable climax community.
Answer:
2) a stable climax community
Explanation:
This question portrays ECOLOGICAL SUCCESSION, which is a series of gradual changes that occurs to the community of an ecosystem. According to the question, a natural occurrence (lava from an erupting volcano) destroyed an area, which was later recolonized by LICHENS, regarded as the PIONEER species.
The lichens were later replaced by grasses, shrubs and conifers until the area later became a deciduous forest. If the deciduous forest remains unchanged for a long period of time, it will be the final stage of the succession and hence will be regarded as a STABLE CLIMAX COMMUNITY.
It is called a stable climax community because the organisms in the deciduous forest have adapted to the environment and succession has stopped occurring.
Which of the following is the best definition of Genetics?
a. The passing of traits from parents to offspring
b. A child can get different forms of a trait from their parents
c. The study of how traits are inherited through the interaction of alleles
d. The study of how one trait can pass down through the generations
Answer:
C) the study of how traits are inherited through theminteraction of alleles.
Explanation:
The original definition of genetics is the study of heredity and the variation of inherited characteristics.