Phenotype is the physical representation of a genotype. TRUE OR FALSE?

Competitive exclusion principle states that marsupial mammals and placental mammals cannot occupy the same niche.

D is the correct answer.

The competitive exclusion concept is most easily explained by taking resource constraints into account. In the environment, all resources are finite. For all of the inhabitants in the environment, there are only a limited number of resources available.

Competition between species results from this resource limitation. Because of this rivalry, one species is forced to perform a certain ecological function better than another species. For each ecological niche, there is just one species left.

A animal known as a marsupial mammal its young inside an external pouch on the front or underside of its body. A placental, on the other hand, is a mammal that completes embryo development inside the mother while being fed by the placenta.

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The complete question is:

These marsupial mammals and placental mammals were trying to occupy the same niche. What principle states they cannot?

A. battleground principle

B. fight or flight principle

C. realized niche principle

D. competitive exclusion principle

True. Lymphocytes, which are a type of white blood cell, do originate from hemocytoblasts that are found within the red bone marrow.

Hemocytoblasts are stem cells that have the potential to develop into all types of blood cells, including red blood cells, white blood cells, and platelets. The process of lymphocyte production, known as lymphopoiesis, involves the differentiation of hemocytoblasts into lymphoid progenitor cells, which then mature into different types of lymphocytes, such as T cells, B cells, and natural killer cells.

These lymphocytes play important roles in the immune system, including recognizing and attacking foreign invaders like viruses and bacteria, producing antibodies, and regulating immune responses. Overall, the production of lymphocytes from hemocytoblasts is a critical part of maintaining a healthy immune system.

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The genetic material in each daughter cell is identical to that in the parent cell, and the process of mitosis ensures that each daughter cell receives a copy of each chromosome.

a. The process represented here is cell division. b. The reasons why this process is cell division are:
1. The parent cell is dividing into two daughter cells.
2. The daughter cells are genetically identical to each other. c. The parent cell is a somatic cell. It is not a gamete because gametes are produced by meiosis, not mitosis. d. The end result of this process is two genetically identical daughter cells. e. The daughter cells are genetically identical to each other. They are the same because they are produced by mitosis, which involves only one round of cell division and results in two daughter cells that are genetically identical to each other. The genetic material in each daughter cell is identical to that in the parent cell, and the process of mitosis ensures that each daughter cell receives a copy of each chromosome.

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Answer:

Bacteria converts the nitrogen into fixed nitrogen which can then be used by plants.

Explanation:

Answer:

Sunlight!!!

Explanation:

I had the same question on a bio basics test last week

Why??? because of photosynthesis

Explanation:

kingdom - plantae

Divison - Magnoliophyta

Class - Liliopsida

Order - Poales

Family - poaceae

Genus - Chusquea

Species - C. antioquensis

They have fibrious root system.

The first gap (G1) between the final mitosis and the DNA-synthesising S phase and the second gap (G2) between the end of the S phase and the subsequent mitosis, is the time when the cell is not actively dividing (M).

They give the body its framework, take in food's nutrients, convert them into energy, and carry out certain functions. Cells also carry the genetic material of the organism and are capable of self-replication.

Somatic cells are those seen in the body that are neither sperm nor eggs and sperm (which are called germ cells). Human somatic cells are diploid, meaning they have one chromosome from each parent.

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Answer:

Bottle

Explanation:

Answer:

the answer is head

Explanation:

just took this on OW

Answer:

either a or d.

Tetrodotoxin (TTX) and botulinum toxin (BTX) are two neurotoxins that cause paralysis. The underlying mechanisms are given below:a) Both block the voltage-gated Na+ channels to inhibit the firing of action potentials.

Both tetrodotoxin (TTX) and botulinum toxin (BTX) block voltage-gated Na+ channels to inhibit the firing of action potentials, which results in paralysis. Tetrodotoxin (TTX) is a potent neurotoxin that is found in pufferfish, whereas botulinum toxin (BTX) is produced by the bacteria Clostridium botulinum.

Both neurotoxins inhibit the release of neuro transmitters from nerve endings in muscles. TTX inhibits the release of acetylcholine (ACh) by blocking voltage-gated Na+ channels in the axons of nerve cells that supply the muscles. Botulinum toxin (BTX) prevents the release of ACh from nerve endings by blocking the docking of vesicles containing ACh with the plasma membrane of the nerve ending. As a result, muscle contraction is prevented, leading to paralysis.

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A grower who wishes to enhance plant growth by adjusting the carbon dioxide levels in the greenhouse will use a NDIR as analyzer to evaluate carbon dioxide levels.

Carbon dioxide can be measured using infrared detectors, also known as NDIR analyzers, because it is an excellent absorber of infrared energy. Depending on the application, carbon dioxide can be measured in percent (%) or parts per million (ppm).

A sensor is used to measure carbon dioxide. The NDIR non-dispersive infrared sensor is one of the most common.

Its popularity stems from its long life-span, high speed, and low cross-sensitivity to other gases. An NDIR CO2 sensor detects infrared light in an air sample.

Thus, NDIR can be used.

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Jenner's work with vaccinations depended on the use of cowpox virus.

Jenner's groundbreaking work in the late 18th century involved the observation that individuals who had been infected with cowpox, a disease similar to smallpox but less severe, were subsequently protected against smallpox. This led Jenner to hypothesize that cowpox could be used as a means of protection against smallpox. He successfully tested this hypothesis by inoculating individuals with material from cowpox lesions, demonstrating the effectiveness of vaccination in preventing smallpox.

Jenner's work and the development of vaccinations relied on his recognition of the protective effect of cowpox virus against smallpox. This pivotal discovery laid the foundation for the field of immunization and revolutionized the prevention and control of infectious diseases.

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Answer:

Study of living organisms is called Biology.

Explanation: B.I.O means life,  

                    L.O.G.Y. means study

It is basically methodological study of life and living things which has been further divided into two:

27. Oil-based.

28. Beta-carotene

29. Eggs

30. Collard greens

27. Vitamin D is a fat-soluble vitamin, and its absorption is enhanced in the presence of dietary fats or oils. Packaging vitamin D in an oil-based formulation helps facilitate its absorption in the digestive system.

28. Beta-carotene is a precursor of vitamin A and is important for maintaining good vision. A deficiency in beta-carotene/vitamin A can lead to night blindness, which is the inability to see clearly in dim light or at night.

29. Eggs are a dietary source of vitamin B12. Vitamin B12 is primarily found in animal-based foods such as meat, poultry, fish, eggs, and dairy products. It is less commonly found in plant-based foods.

30. Collard greens are a dietary source of vitamin C. Vitamin C is found in a variety of fruits and vegetables, including citrus fruits (such as oranges and grapefruits), strawberries, kiwi, bell peppers, broccoli, and leafy greens like collard greens.

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Answer:

Bees are attracted to the smell and nectar and pollen. The majority of the bees sensory organs are located in the antennae.

Explanation:

Honey bees have 170 odor receptors!

Answer:

The answer is carrying capacity

Answer:

The ear, because a rabbit doesn't move quietly. also the eye, that's if the rabbit is right in ur sight

Answer:

the ears are most used in a rabbit they use them for sensing if their is a predator nearby the ears can be used for long distances to.

for humans it wold be the eyes human eyes can see movement no matter how dark it is the eyes catch the movement.

Explanation:

Stabilizing boundaries is an idea to relate that humans can keep the resilience and stability of Ecosystem in mind. If these boundaries are crossed,  That would effect environment and lead to drastic or inevitable planetary changes.

The planetary boundaries have a negative effect on other planetary boundary because of Earth environment. Example include, if their is a change in climatic condition ecosystem may be badly effected and may cause difficulty in human interference.

It is considered that smaller the system, the sharper is its boundary. Large systems may have multiple boundaries as they interface with multiple systems.

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Answer:

Conjugative plasmids play an important role in bacterial evolution by transferring niche-adaptive traits between lineages, thus driving adaptation and genome diversification. It is increasingly clear, however, that in addition to this evolutionary role, plasmids also manipulate the expression of a broad range of bacterial phenotypes.

Explanation:

Hope this helps! :)

The separation of sister chromatids and DNA replication are the two intransient events in the cell cycle. They are also referred to as commitment points or checkpoints at certain points.

Three irreversible changes or checkpoints occur in the eukaryotic cell cycle. Low CDK activity in the G1 phase. CDK-cyclinS activity is strong during the S-G2 phase, but CDK-cyclinM activity is low. M phase: There is active CDK-cyclinM.

Any irreversible process prevents the system and its surroundings from going back to how they were before. Any natural process is irreversible according to the second rule of thermodynamics.

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Answer:

The plants in the light formed bubbles because they released oxygen gas.

one half

Explanation:

The Sun's light comes from one direction, and it always illuminates, or lights up, one half of the Moon – the side of the Moon that is facing the Sun. The other side of the Moon is dark.

Answer:

B the answer is b

Explanation:

Water is boiled and steam is produced, which is a physical change because the water particles are still water particles, as they are in Option B, because the form is changed rather than the chemical nature.

The physical change is significant as it is reversible, and these changes do not involve a chemical reaction, so the original substance can be altered by reversing the process, such as from ice to water. These processes are used in industrial processes to separate, purify, or refine materials; in cooking and food preparation, such as heating, freezing, and mixing, they are used to prepare food and change its texture, taste, appearance, etc.

Hence, water is boiled and steam is produced, which is a physical change because the water particles are still water particles, as they are in Option B, because the form is changed rather than the chemical nature.

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Answer:

C. pH and temperature

Explanation:

Enzyme activity can be affected by a variety of factors such as temperature and pH

Once cane toads became established in Australia, all of the above observations were made.

When stick frogs became laid out in Australia, a few perceptions were made. The right response is (e) the entirety of the above mentioned.

a. Frogs advanced more modest bodies with more modest organs: Stick amphibians in Australia have been seen to go through developmental changes in light of their new climate.

More modest body size and decreased organ size have been seen in certain populaces, possibly as variations to the drier circumstances and various assets accessible in Australia contrasted with their local reach.

b. Frogs advanced generally longer legs: Studies have shown that stick amphibians in Australia have longer legs contrasted with their partners in their local reach. This transformation might be profitable for their dispersal and development in the new climate.

c. Local snakes advanced bigger bodies: in light of the presentation of stick frogs, some local snake populaces in Australia have been seen to develop bigger body sizes. This might be a versatile reaction to go after the bigger measured stick frogs really.

d. Local snakes developed more modest expand widths: Another perception is that local snakes in Australia have advanced more modest expand widths.

This variation could be connected with the bigger size and poisonous skin emissions of stick frogs, as a more modest expand width would make it more challenging for the snakes to consume these possibly destructive prey.

These noticed transformative changes feature the powerful idea of species communications and the likely effects of intrusive species on local populaces.

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Answer:

a) Cats show incomplete dominance which means the kitten can be born with full length tails, short length tails and without tails.

b) The genotype of the parent will be heterozygous (Tt ) and the kittens will be:

Genotype | Fenotype

-TT | (long tail)

-Tt | (short tail)

-tt | (no tail).

Answer:

Explanation:

Umm well if it's cold and filled with water then the outside will get water residue and maybe even have water drop down the side. This is just a guess

The visual pathway cells that have high temporal resolution but low spatial resolution are the rod cells in the retina.

Rod cells are specialized photoreceptor cells that are responsible for detecting low levels of light and are primarily used in low-light conditions such as at night or in dimly lit environments.

Rod cells have high temporal resolution, meaning that they are able to detect changes in light quickly and respond rapidly to changes in the visual environment.

However, they have low spatial resolution, which means that they are not able to distinguish fine details and are less sensitive to color than cone cells.

In bright light conditions, cone cells become the dominant photoreceptor cells and provide high spatial resolution and color vision, while rod cells become less sensitive and contribute less to visual processing.

Thus, these visual pathway cells have high temporal resolution but low spatial resolution.

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