Answer:
c because they need to live instead of dying. bc from other bigger animals they can see it and eventually die so.
In mice, agouti coloration (A) is a dominant trait for fur color over black fur
(aA Punnett square diagram is provided. A particular generation of
offspring has a ratio of three agouti individuals to one black individual.
Which of the following genotype combinations is possible for the parent
A: aa x aa
B: AA x Ar
C:Aa x Aa
D: AA x AA
Answer:
C. Aa x Aa
Explanation:
According to this question, one gene coding for fur coloration in mice is involved. The allele for agouti coloration (A) is a dominant trait over black fur (a). This means that a heterozygote mouse will have an agouti coloration.
Based on this question, two parents were crossed to produce offsprings that have a ratio of three agouti individuals (3) to one black individual (1). Based on this phenotypic ratio, only parents that are both heterozygous for the fur color gene can produce it. That is, a cross between Aa and Aa mice parent. Hence, the genotype combination of Aa × Aa is possible for the parent to produce offsprings with 3 Agouti : 1 black.
Answer: C) Aa x Aa
I got it right!
Astronomy. Tonight June 16 2022
6. What are four of the brightest stars visible in the sky tonight?
7. Locate and record all zodiacal constellations that are visible tonight (full or partial).
8. Locate and record four non-zodiacal constellations that are visible tonight.
9. Locate and record two asterisms that are visible tonight
The four brightest stars that are visible in the sky tonight on June 16, 2022 are Vega, Arcturus, Capella, and Sirius. These four stars are very bright and have been used for navigation since ancient times. Now, let's look at the other details mentioned in the question.
Zodiacal constellations that are visible tonight are as follows:
1. Taurus
2. Gemini
3. Cancer
4. Leo
5. Virgo
6. Libra
7. Scorpius
8. Sagittarius
9. Capricornus
10. Aquarius
11. Pisces
12. Aries
Four non-zodiacal constellations that are visible tonight are:
1. Orion
2. Cassiopeia
3. Ursa Major
4. Canis Major
Two asterisms that are visible tonight are:
1. The Big Dipper
2. The Little Dipper
The Big Dipper and the Little Dipper are both asterisms found in the Ursa Major constellation. The Big Dipper is a seven-star pattern that looks like a spoon or dipper. The Little Dipper is a smaller asterism that looks like a ladle, with Polaris (the North Star) at the end of its handle.
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identify 3 reasons why cells divide? please explain.
Answer:
1 growth, 2 replace, and 3 reproduction.
Explanation:
1. Go from one cell/( zygote to a trillion)
2. Repair 50 million cells die second.
3. ( make cells for reproduction make specialized sex cells)
List the changes that occur in the zygote after fertilization that contribute to human development
Answer:
Hello! Sorry i am late! Here is my best answer below.
Fertilization happens when a sperm cell successfully meets an egg cell in the fallopian tube. Once fertilization takes place, this newly fertilized cell is called a zygote. From here, the zygote will move down the fallopian tube and into the uterus. The zygote then burrows into the uterus lining.
Explanation:
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Which blood plasma proteins is involved in a major way in hemostasis?
The blood plasma proteins is involved in a major way in hemostasis is fibrinogen
When there is damage to the blood vessel wall, this is the mechanism that helps to prevent excessive blood loss. Fibrinogen is converted into fibrin by an enzyme called thrombin, which is activated when blood vessel damage occurs. Fibrin forms a mesh-like network that aids in the formation of blood clots, which helps to plug the injury and halt further bleeding. The protein is critical in the clotting process, which involves several steps that culminate in the formation of a stable clot that prevents excessive blood loss.
The clotting factors in plasma are required for normal hemostasis. If there is a problem with one or more of the clotting factors, excessive bleeding can occur. It may be necessary to provide transfusions of plasma or other blood products to help manage the bleeding if there is a problem with these clotting factors. In conclusion, Fibrinogen is the plasma protein that is involved in a major way in hemostasis.
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What is one reason a cell would need to divide?
Answer:
Why Do Cells Need to Divide. Organisms, either unicellular or multicellular, are made up of cells. One of the characteristic features of cells is the division. Cells divide for many reasons, including growth, repair and regeneration, and reproduction. The two types of mechanisms of cell division are mitosis and meiosis.
Explanation:
List 4 major characteristics of this Sea Otters.
Answer:
The sea otters can close their nostrils and their auditory passages in the water.
The fifth toe of each leg is longer, which allows them to swim more easily, but hinders their movement on land.
Their body has great agility to float, due to the excellent lung capacity of these otters, and the air that can trap...
They can walk but in a somewhat clumsy way, usually moving with small jumps.
Hope this helps!!!
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A small creek runs through a mature forest, keeping the soil around the creek damp all year. A variety of ferns and several flowering plants thrive in this shady, moist area. Along the higher ground above the creek, many species of flowering plants that need less water grow. If a farmer diverted the creek to water his fields, causing the creek to dry up, what would be the most likely long-term consequence for the ferns and angiosperms in the forest?
The ferns would outcompete the angiosperms in the forest since they can tolerate a wider range of moisture conditions than angiosperms.
The angiosperms and the ferns would not be affected since their thick, waxy cuticle coverings would protect them from drying out.
The angiosperms would outcompete the ferns since their sperm do not need moist conditions to get to their eggs as ferns do.
The ferns and angiosperms would begin to produce spores instead of seeds since the spores are better able to survive dry conditions.
Answer:
The ferns would outcompete the angiosperms in the forest since they can tolerate a wider range of moisture conditions than angiosperms.
Explanation:
If the second sample of 10. 00g cyclohexane had been impure, how would that have affected your data? would your value for molar mass be too high or too low? explain
If the second sample of 10.00g cyclohexane had been impure, then the calculated molar mass value would have been too low.
The reason for this is that impurities in the sample would have increased its mass, but not its molecular weight. As a result, the calculated molecular weight of the cyclohexane would have been lower than its actual value, since the mass of the impurities would have diluted its concentration.The determination of the molecular weight of a solute is based on the colligative properties of the solvent, such as boiling point elevation and freezing point depression. These properties are related to the concentration of the solute in the solvent.
If the solute is impure, then the concentration of the solute will be lower than it would be if the solute were pure. This will result in a smaller change in the colligative properties of the solvent, and a lower calculated molecular weight. In other words, impurities in the solute will cause the calculated molecular weight to be too low.
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There will be approximately... mice in four months in a population of 1,000 mice where 500 mice are born
and 400 mice die monthly,
O 1,160
O 1,460
O 1.060
O 1.260
O 1,360
Answer:
I think it is 1360
Explanation:
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What is one benefit GMO is for the environment?
Answer:
Disease- and drought-resistant plants that require fewer environmental resources (such as water and fertilizer) Less use of pesticides. Increased supply of food with reduced cost and longer shelf life.
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Which of these statements best describes a similarity between respiration and diffusion?
Both absorb carbon from the atmosphere.
Both release carbon into the atmosphere.
Both increase the level of carbon in the biosphere.
Both increase the level of carbon in the geosphere.
Answer:
Both release carbon into the atmosphere.Explanation:
Diffusion is the process whereby gases move from an area of high pressure to low pressure. This includes- Internal respiration - this is the movement in the internal tissues between cells and capillaries, and - External respiration - when gas is exchanged between the alveoli and lung capillaries. Perfusion refers to the blood flow to tissues and organs. Alveoli are perfused by capillaries so the diffusion of oxygen and carbon dioxide can take place.
Answer: Both release carbon into the atmosphere.
Explanation:
A list of different ions is shown. Which combination of ions will result in an ionic bond?
Na+
02-
S2
F
SO
NaF
NaO2
LiNa
Answer:
NaF
Explanation:
NaF is an ionic compound because Na gives an electron to F, causing it to become Na+ and F to become F-
Environmental constraints are changed when an individual's body grows and matures, leading to further development of the skeletal, muscular, and nervous systems.
a. true
b. false
Environmental constraints refer to external factors or influences that affect an individual's development, such as nutrition, exposure to toxins, and social interactions. The statement is false.
Environmental factors certainly play a role in influencing overall development, but they do not directly change the constraints or mechanisms involved in the growth and maturation of these systems. Instead, environmental factors can indirectly impact development by affecting factors like nutrition, physical activity, exposure to toxins, or stress, which can have consequences on the development of the skeletal, muscular, and nervous systems.
These constraints do not change as an individual's body grows and matures. However, the growth and maturation of the skeletal, muscular, and nervous systems are primarily determined by genetic factors and internal biological processes, rather than changes in environmental constraints.
Therefore, the statement is false.
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issues of food insecurity in high income countries
Not sure i guess people are just insecure to eat in front of people
is the following sentence true or false
you can move without your system?
The statement "Can the human body move without the musculoskeletal system?" is false because the musculoskeletal system is responsible for movement in the human body, providing structural support and facilitating mobility through muscles and bones.
The musculoskeletal system is a vital component of the human body, encompassing the skeletal system (bones, joints) and the muscular system (muscles, tendons). It allows for voluntary and involuntary movements, including walking, running, and even involuntary processes like heartbeat and digestion.
The skeletal system provides a framework for the body, supporting and protecting internal organs. Bones act as levers, allowing muscles to generate force and produce movement. Joints facilitate articulation, enabling various degrees of mobility, the statement is false.
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The complete question is:
Can the human body move without the musculoskeletal system? (True/False)
The patella should track over the and metatarsal heads during all loaded activities. A. First/Second B. Second/Third C. Third/Fourth D. - Fourth/Fifth
The patella which is also known as the kneecap, should track over the fourth and fifth metatarsal heads during all loaded activities. So, the correct option is D.
During all weight-bearing exercises, the patella, also known as the kneecap, should pass over the fourth and fifth metatarsal heads. This means that during exercise such as walking or running, the knee should be bent, and with weight supported by the foot, the patella should slide smoothly over the fourth and fifth metatarsal heads.
To maintain optimal knee function and avoid problems such as patellar maltracking or patellofemoral pain syndrome, the patella must track correctly. Deviation from the patella's typical tracking pattern can lead to discomfort, instability, and even damage.
Therefore, the correct option is D.
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Explain and illustrate using chemical pathways how excessive alcohol intake can lead to; 1.Hypoglycemia
Answer: Alcohol can influence the blood sugar levels causing hypoglycemia.
Explanation:
Hypoglycemia is a condition in which the body experiences low blood sugar levels. Alcohol abuse can be one of the reasons for hypoglycemia. The occasional drinkers are affected negatively by this. It increases the secretion of insulin hormone which is a hormone necessary for keeping a balance of blood sugar levels in the body. The excess secretion of insulin can lead to decrease in blood sugar concentration and resulting in hypoglycemia. This can lead to type 1 diabetes.
which gas is produced during phamentation
Answer:
carbon dioxide gas
Explanation:
Resources Hint Greenland's albedo has decreased in some areas by as much as 15%, relative to the 2000-2009 average. What are some factors that have decreased the albedo so dramatically? newly exposed bedrock in the center of Greenland human settlement and activity on the ice sheet increased vegetation due to warmer temperatures pink bacterial blooms that cause watermelon ice dark soot from industrial emissions and fires melted snow that refreezes into irregular ice crystals
The factors that have decreased the albedo of Greenland dramatically are dark soot from industrial emissions and fires, newly exposed bedrock in the center of Greenland, and melted snow that refreezes into irregular ice crystals. The reflectivity of a surface is defined as its albedo. The Greenland ice sheet, which is covered with snow and ice, has a high albedo, which means it reflects most of the sunlight that strikes it. However, as a result of climate change, some factors have caused the albedo of the Greenland ice sheet to decline, leading to a rise in temperature and melting of ice.
According to studies, Greenland's albedo has decreased in some areas by as much as 15%, relative to the 2000-2009 average. The decrease in albedo is caused by a variety of factors. Dark soot from industrial emissions and fires is one of the most important factors that has contributed to the decrease in albedo. Soot particles absorb light, reducing the amount of light that reflects off the surface of the ice. Newly exposed bedrock in the center of Greenland is another factor that has reduced the albedo of the ice sheet. As snow and ice melt, the exposed rock absorbs more sunlight and contributes to the melting of the ice.
Melted snow that refreezes into irregular ice crystals is the third factor that has contributed to the decrease in albedo. Ice crystals have a lower albedo than fresh snow, allowing them to absorb more light.
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Which statement is true of reproduction that
involves two parents?
O A. Offspring are exact copies of the parent.
O B. Each parent provides the offspring with
genetic material.
O C. Single cells reproduce in this way.
O D. Bacteria reproduce in this way.
The most likely reason(s) a metastatic tumor cell might lose its connection to the basal lamina would be: a change in the integrin proteins from the cell's surface. a change in the cadherin proteins on the cell surface. a change in connexins disrupting gap junctions. All of these choices are correct.
Answer:
A change in the integrin proteins from the cell's surface.
Explanation:
Integrin proteins' principal function is to attach the cell to the basal lamina. Also, they transmit signals from the extracellular matrix to the interior of the cell. A change in the integrin could result in loss of connection between the mutated cell and the basal lamina.
Cadherin proteins connect one cell to another. A change in these proteins will not result in the loss of connection between the metastatic tumor cell and its extracellular matrix. It most likely will affect the communication and adhesion of cells.
A change in connexins will disrupt the communication between cells but not the connection to the lamina basal. Connexins are transmembrane proteins that connect one cell to another with gap junctions that allow the passage of different components from cell to cell.
Which statement describes a main characteristic that separates members of the domain Eukarya from the domains of Bacteria and Archaea? a. Eukarya are able to reproduce. b. Eukarya are able to photosynthesize. c. Eukarya have cells that contain a nucleus. d. Eukarya are made from more than one cell.
Answer: it’s actually D
Explanation:
Main characteristic that separates members of the domain Eukarya from the domains of Bacteria and Archaea is that eukarya have cells that contain a nucleus.
What are Eukarya?Eukarya are organisms with cells which contains a nuclei.
This nuclei or nucleus are membrane bound organelles.
Unlike bacteria, their nucleus is well bounded in a membrane.Therefore, Eukarya have cells that contain a nucleus.
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Based on the above graphic.
What percentage of the offspring
will be
Red:
White:
Pink:
Answer:
what is the name of this website
or the book?
Which phylum to not have an internal or external skeleton or shell?
Answer:
exoskeleton (from Greek έξω, éxō "outer" and σκελετός, skeletós "skeleton"[1]) is the external skeleton that supports and protects an animal's body, in contrast to the internal skeleton (endoskeleton) of, for example, a human. In usage, some of the larger kinds of exoskeletons are known as "shells". Examples of animals with exoskeletons include insects such as grasshoppers and cockroaches, and crustaceans such as crabs and lobsters, as well as the shells of certain sponges and the various groups of shelled molluscs, including those of snails, clams, tusk shells, chitons and nautilus. Some animals, such as the tortoise and turtle (shell page), have both an endoskeleton and an exoskeleton.
Answer:
Phylum Cnidaria
Explanation:
They do not have internal or external skeleton.
9)
What is non-point source pollution of an aquatic ecosystem?
A)
pollution of freshwater sources
B)
pollution from industrial plant discharge
o
pollution that occurs over a wide area, water that runs off from fields,
parking lots, and other land surfaces
D)
pollution that can easily be identified with a single discharge source, such
as an open pipe which drains into a body of water
The diagram shows the same type of molecules in area A and area B.
With the passage of time, some molecules move from area A to area B. This movement is the result ot the process of
1. phagocytosis
2. pinocytosis
3. diffusion
4. cyclosis
Answer:
3. diffusion, because molecules are moving from a high concentration(A) to a low concentration(B)
Diffusion is the net flow of matter from a location of high concentration to a region of low concentration as a result of the random mobility of molecules. Both stopping and reversing this process are not possible. Thus, option C is correct.
What are the main mechanism in diffusion process?The molecules' kinetic energy causes random motion, which causes diffusion. This mechanism happens in simple diffusion without the help of a carrier protein.
The molecules travel from an area of high concentration to an area of low concentration due to their random mobility.
Chemicals flow across the plasma membrane from areas of high concentration to areas of low concentration in cells to maintain an equilibrium (balance) of internal substances.
This implies that if there are more items inside the cell than outside, they will go outside and vice versa. It happens when the medium around the cell contains more water than the cell itself.
Therefore, This movement is the result of the process of diffusion.
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1
The gummy bears not placed in water or salt water serves as a control for comparison.
True
False
2
A gummy bear placed in salt water swells (becomes larger) since the salt enters the gummy bear.
True
False
3
Diffusion is defined as the movement from an area of high concentration to low concentration.
True
False
1. True
The statement is True. The gummy bears not placed in water or salt water serves as a control for comparison. 2. TrueA gummy bear placed in salt water swells (becomes larger) since the salt enters the gummy bear.
3. TrueDiffusion is defined as the movement from an area of high concentration to low concentration.More than 100 refers to any number greater than 100. It could be 101, 300, 5,000, and so on. It is a general statement that specifies that the number is more than a hundred, indicating that the number could be any value that is greater than 100.
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Please help ASAP
Which of these is NOT an example of an environmental factor that can affect an organism's growth?
Inheriting the gene for purple flower petals
or
Limited or no shelter/space to nurture offspring
or
inadequate sunlight
or
insufficient access to water or nutrients
Help me please! Help
Answer:
football field
Explanation: