The biggest pressure drop in circulation occurs in the arterioles, which are small blood vessels that lead to capillaries.
These vessels have a small diameter and high resistance, causing the blood pressure to decrease significantly as it passes through them. This pressure drop is necessary to allow for the exchange of nutrients and waste products between the blood and tissues in the capillaries.
Arterioles have a smaller diameter than arteries and are capable of constricting and dilating to regulate blood flow to different organs and tissues in the body. This ability to regulate blood flow is important for maintaining blood pressure and ensuring that oxygen and nutrients are delivered to the tissues where they are needed.
However, the narrowing of the arterioles leads to increased resistance to blood flow, causing a drop in pressure.
This drop in pressure of circulation is necessary for blood to flow into the capillaries, where exchange of oxygen, nutrients, and waste products occurs between the blood and the tissues.
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jaundice is likely to be a sign of __________? group of answer choices sickle cell anemia. aplastic anemia. iron-deficiency anemia. acute leukemia.
Answer:
hemolytic anemia
Explanation:
hyperbilirubinemia
Complete the food chain below. Fill in each circle with one of the organisms in Word Bank A. Next,
identify the role of each type of organism in the food chain by writing a label from Word Bank B on
the lines below the circles. Then, use the percentages in Word Bank C to show how much energy
is transferred to each organism on the lines above the circles.
Word Bank A:
Word Bank B:
Word Bank C:
bird
big fish
decomposers
decomposers herbivore
10%
small fish
primary producer
100%
algae
carnivore
0.1%
1%
The food chain for the ecosystem is;
primary producer -------> herbivore -------> Decomposer -----> Algae
What is food chain?The term food chain has to do with the movement of energy across the ecosystem. Let us recall that the ecosystem is a self sustaining unit in which there is an exchange of materials and energy. This implies that there must be a transfer of energy between the living and the non living parts of the ecosystem. The living parts of the ecosystem are the plants and the animals while the non living parts of the ecosystem are the climatic and the edaphic factors in the ecosystem.
Having said this, we are now to fil in the food chain. The food chain shows the relationship between the organisms in an ecosystem. It then follows that there is a 10% drop in energy as it is passed on from one trophic level to the next.
The food chain therefore is;
primary producer -------> herbivore -------> Decomposer -----> Algae
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alcohol . a. decreases the risk of pancreatitis b. stimulates the central nervous system c. lowers inhibitions d. is not consumed by students under age 21 e. is converted to glucose in the liver
The correct answer [c] Consuming alcohol lowers inhibitions.
Consuming alcohol lowers the inhibitions.
What do you mean by inhibition?In psychology, inhibition is the conscious or unconscious restraint or restriction of a process or behavior, particularly of urges or wants. The ability to inhibit oneself from acting on some impulses, such as the desire to hit someone in a fit of rage, and the ability to postpone the enjoyment of enjoyable activities, all serve important social functions. Conscious inhibition occurs frequently in daily life and appears whenever two opposing urges are felt (e.g., the desire to eat a rich dessert versus the desire to lose weight).
According to psychoanalytic theory, inhibition serves as a mediator between the superego (the conscience) and the id (primitive desires). Taboos are socially imposed inhibitions that are raised to the level of prohibition, such as those against incest or murder of unwritten laws
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what is photosynthesis?
Answer:
Photosynthesis= Carbon Dioxide + Sunlight + Water = Oxygen
Explanation:
So all of that... that creates oxygen to breath how does it create oxygen? Once they have water and carbon dioxide, they can use energy from sunlight to make their food. The leftovers from making the plant food is another gas called oxygen. This oxygen is released from the leaves into the air.
PLEASE HELP i’ll link the picture of the question below, if there’s any confusion and you have a question about it ask me
Answer:
ok the second generation will be red and pink third wil be red and pink and whit foruth generation will be whithe and pink
Explanation:
bro we need the project and can i have more info and thecolours can mix
because individuals vary in their traits, compete for resources, and vary in their fitness, the final component of natural selection results. what is this final step?
The final step of natural selection is the differential survival and reproduction of individuals based on their fitness.
The process of natural selection involves individuals with varying traits competing for limited resources, which leads to the selection of those with higher fitness. The final component of natural selection is the differential survival and reproduction of individuals based on their fitness, which ultimately leads to the evolution of new traits and species over time.
In conclusion, natural selection is a complex process that involves various factors, including competition for resources, genetic variation, and fitness. The final step of natural selection is the selection of individuals with higher fitness, which is crucial for the evolution of new traits and species.
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What is the genotype ratio of the F2 plants?
Answer:
1:2:1
Explanation:
Boom Logic....
Explanation:
the genotype ratio of the F2 plants is 1:2:1
which of the following taxonomic levels would contain organisms which are the most closely related to genetically
Answer:
species
Explanation:
Organisms that are the most closely related genetically would belong to the same species, which is the most specific taxonomic level.
What are taxonomic levels?Taxonomic levels are a hierarchical system of classification used to categorize and study the diversity of life based on shared characteristics and evolutionary history.
The taxonomic levels, in order from the most specific to the most general, are species, genus, family, order, class, phylum, kingdom, and domain. Each level represents a group of organisms that share a certain set of characteristics and a common ancestry. This system of classification allows scientists to understand the relationships and diversity of life on Earth.
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Which argument explains how a sugar molecule can form a protein?
Answer:
options
Explanation:
What is the original source of energy for all life on earth?
Answer:
sun
Explanation:
sun is the main source that plant and animals get that energy from
select the part whose main job is to sort and package proteins and other substances in a plant cell.
The part whose main job is to sort and package proteins and other substances in plant cells is the golgi body.
The cell is the smallest unit of living organisms that carries out the functions of life. Inside the cell there are various organelles, cytoplasm, and the cell nucleus and the outermost layer of the cell is the cell membrane. In plant cells there is a cell wall composed of pectin for young cells and when mature it is formed from cellulose.
The golgi apparatus is a group of flattened sacs surrounded by a membrane and is present in nearly all eukaryotic cells. These organelles are built by a membrane which is in the form of cisterns, tubules, and vesicles. From the tubules are released small bags that contain materials needed by the enzymes or forming the cell wall. These materials for plant cells can be in the form of protein or other substances such as to form plant cells.
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An embryo contains DNA from Just the mother Just the father Both the mother and the father
Why is fermentation unreliable in terms of the production of energy?
Answer:
fermentation is the process of turning yeast to alcohol
Explanation:
Calico cats are almost always female because the gene for coat color is
carried on the X chromosome. The Y chromosome in cats has no color
gene. Explain how a calico cat might be a male. *
Answer:In rare cases, a male cat can inherit two X chromosomes in addition to his Y chromosome (Klinefelter Syndrome). ... If the two X chromosomes do not carry the same allele (i.e., the cat's genotype is XBXbY), then the male will express calico coloration, just as a female would.
A student is participating in the school science fair. She wants to investigate household cleaners.
Which question can she best answer through scientific investigation?
Which household cleaner is most effective at removing stains?
Which household cleaner smells the best?
How often should a person use household cleaners?
Where should a person buy household cleaners?
Answer:
How often should a person use household cleaners?
Explanation:
yoIt doesn't matter how a household cleaner smells, because they are there to clean the house, not themselves. Stains is also not the only thing they clean. Lastly, you don't go somewhere to shop for a worker. Therefore the answer is "How often should a person use household cleaners?"
Name some types of trees that have leaves that change color
Answer:
Vine Maple.
Franklin Tree.
Washington Hawthorn.
Apple Serviceberry.
Red Oak.
Quaking Aspen.
Dogwood.
Sassafras.
Explanation:
Please give the brainliest.
If fat is present a mixture of ethanol and water becomes
the only type of vein in the body which carries oxygenated blood is _________.
The only type of vein in the body which carries oxygenated blood is pulmonary vein.
Circulatory systemCirculatory system consist of blood, heart and blood vessel. The blood is circulated through blood vessel and pumped by our heart.
There are 3 types of blood vessels, artery, vein and capillary. Each of them has distinct characteristic. Below are the differences :
Artery is thicker than vein and capillary.Vein has valve while other doesn’t.Artery carries oxygenated blood (except pulmonary artery) whereas vein carries deoxygenated blood (except pulmonary vein).Oxygenated blood means oxygen-rich blood. This type of blood travel in artery, except pulmonary artery. The deoxygenated blood (oxygen poor-blood) flows from right atrium to right ventricle and goes to the lung. In the lung, there is an exchange of oxygen and carbon dioxide.
From the lung, the blood gets back to the heart by passing through the pulmonary vein. The blood which flow in pulmonary vein has been binding the oxygen (oxygenated blood). As the oxygenated blood flow in to the left atrium and left ventricle, then blood flow out from the heart to the body tissues through the artery and re-occur exchanging of oxygen and carbon dioxide in capillary. From capillary, the blood flows back to the heart through the vein by binding the carbon dioxide (deoxygenated blood).
Thus, the vein carry the deoxygenated blood as delivering blood back to the heart, but as the blood flow out from the lung and back to the left atrium, the blood (in pulmonary vein) carries the oxygenated blood.
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A lending library has a fixed charge for the first three days and an additional charge for each day thereafter. Saritha paid ₹27 for a book kept for seven days, while Susy paid ₹21 for the book she kept for five days. Find the fixed charge and the charge for each extra day.
Answer:
See the attachment.
Hope u understand
In the given question, 5₹ is the fixed charge and 3₹ is the charge for each extra day.
A fixed charge is a fee or cost that remains constant and does not vary with changes in usage or consumption.
Let the fixed charge for the first three days be x and the charge for each extra day be y.
From the given information, we can set up two equations:
For Saritha: \(\rm 3x + 4y = 27 -----(equation 1)\)
For Susy: \(\rm 3x + 2y = 21 -----(equation 2)\)
We can solve for x and y by using elimination or substitution:
Using elimination, we can multiply the second equation by 2 and subtract it from the first equation:
\(\rm 3x + 4y = 27\)
\(\rm - (6x + 4y = 42)\)
Solving above equations, we get:
\(\rm -3x = -15\)
\(\rm x = 5\)
Substituting x = 5 into one of the equations, we can solve for y:
\(\rm 3(5) + 4y = 27\)
\(\rm 15 + 4y = 27\)
\(\rm 4y = 12\)
\(\rm y = 3\)
Therefore, the fixed charge is ₹5 and the charge for each extra day is ₹3.
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natural selection selects ___________ less fit individuals .
natural selection selects ____________ viable individuals .
Answer:
viable
Explanation:
Only the animals who are able to survive will live long enough to reproduce
Which of the following are evidence for the Theory of Plate Tectonics (mark all possible answers).
continents fit together like a jigsaw puzzle
similar fossils on different continents
similar rock composition on different continents
measurements using GPS
Dorado
Voo
What does the image above represent?
dichotomous key
cladogram
family tree
Obinomial nomenclature
Answer:
B. cladogram
Explanation:
"A cladogram is a diagram used to represent a hypothetical relationship between groups of animals, called a phylogeny. A cladogram is used by a scientist studying phylogenetic systematics to visualize the groups of organisms being compared, how they are related, and their most common ancestors."
The image above represents a cladogram.
A cladogram is an evolutionary tree that diagrams the traditional connections among organisms.
What is a cladogram?
A cladogram is a type of chart that shows theoretical relationships between classes of organisms.
A cladogram compares a tree, with branches off the main trunk. Key elements of a cladogram are the root, clades, and nodes. The root is an initial progenitor that is familiar to all groups branching off from it.
Thus, a cladogram is an evolutionary tree that diagrams the traditional connections among organisms.
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The longest waves are on the gamma side of the spectrum
T
True
F
False
discuss whether you would expect to find a vascular bundle in a flower petal?
Answer:
Yes, petals do have vascular bundles.
Explanation:
The vascular bundle is referred to as a plant's conducting vessel. The xylem and phloem make up the vascular bundle. They facilitate the transport of dissolved minerals to the stem, the storage of reserve foods, and the absorption of water and dissolved minerals. Phloem and xylem are barely separated in the vascular bundle by a few cells.
Therefore, vascular bundles are important in petals because if they were absent, they wouldn't be able to absorb water, and they would dry out. Typically, petals have three vascular traces and vascular bundles arranged in a reticulate pattern. The petals must first be cleared by soaking in 10% NaOH until semi-transparent in order to be able to see vascular bundles. Stain in safranin if the vascular bundles are still not visible.
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Put the following in size order from largest to smallest:red blood cell,sperm,skin cell,human egg
Answer:
skin cell red blood sperm human egg
Answer:
skin cell, human egg,rBC,sperm
What statement is correct about the polarity of a water molecule?
function of the vacule
whats the order from biggest to smallest ecosystem,population,community,organism
Answer:
Ecosystem, community, population, Organism
Explanation:
Organism is a single species
Population is a group of the same species
Community is a group of different populations
Ecosystem is where communities live
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What causes the heart's lub dub sound?
A. capillaries moving blood between arteries and veins
B. arteries delivering oxygen rich blood to the rest of the
body
C. valves opening and closing while returning blood to
the heart
D. lungs oxygenating blood and exhaling carbon dioxide
Answer:
The answer of this question is the opening and closing of the heart valves of the heart valves. I believe that the answer is C, or "valves opening and closing while returning blood to the heart"
A parent cell has 24 chromosomes at the beginning of interphase. How many chromatids will it have during prophase? 48 24 12 06 Which of the following best describes a major difference between plant cells and animal cells? O Only plant cells use cellular respiration. Only plant cells have a nucleus containing DNA. Unlike plant cells, animal cells cannot make their own food. Only animal cells have a cell wall.
During prophase, the parent cell will have 48 chromatids. This is because during interphase, the DNA replicates, resulting in each chromosome consisting of two sister chromatids.
Therefore, if the parent cell has 24 chromosomes, it will have a total of 48 chromatids during prophase.
Regarding the major difference between plant cells and animal cells, the most accurate statement is: "Only plant cells have a cell wall." Plant cells have a rigid cell wall made of cellulose, which provides structural support and protection to the cell. Animal cells, on the other hand, do not have a cell wall. Hence option D is correct.
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