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vaieri [72.5K]
3 years ago
5

When individuals of the same species are reproductively isolated, genetic differences may accumulate in sufficient number so tha

t new species could emerge. Such an event would be an example of:
a. microevolution.
b. founder effect.
c. equilibrium.
d. macroevolution.
Biology
1 answer:
bogdanovich [222]3 years ago
4 0

Answer:

b. founder effect

Explanation:

When there is a situation when sufficient number of members of one species are reproductively isolated, and if there is an evolutionary pressure for them to start developing new advantageous traits, then a new species will gradually emerge. In this kind of scenario the genetic diversity will be minimized, as the number of individuals is much smaller, and that will result in only changes that will go in only one direction and they will also occur quicker than if there was a greater genetic diversity. This is called the founder effect, and it is easy to see why this term has been chosen, as the limited number of members of a species that have been reproductively isolated are giving the foundation for the development of a new, separate species.

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How does cell transport like diffusion impact homeostasis
Reil [10]

Answer:

homeostasis is the state of steady internal physical and chemical conditions maintained by living system.

Diffusion is an important process for living things; it is how substances move in and out of cells.

Diffusion helps maintain homeostasis by creating specific concentrations of molecules inside the body compared to outside and Cells in homeostasis are successfully maintaining the internal conditions necessary for basic functioning

The cell needs to export waste and other molecules, and import fuels and fluids. Plasma membranes allow water, oxygen and carbon dioxide to pass through by osmosis, or passive diffusion.

5 0
3 years ago
20 PTSSS
WINSTONCH [101]

Ans.

Sex-linked genes are those genes that found on sex-chromosomes (X and Y chromosomes) and their phenotypic expression for a trait depends on the gender of the  offspring.

Most of the sex-linked genes are present on X chromosomes as X chromosomes have more number of genes as they are made up of more DNA as compared to Y chromosome.

However, male individuals are more likely to exhibit the sex-linked traits. It is because most of the sex-linked traits are recessive and males have only one copy of X chromosome, while females have two copies of X chromosome. One mutated copy in male can exhibit the trait, while in females, both of the mutated copies are required to exhibit that trait.

5 0
2 years ago
Drag each tile to the correct location. The table lists the observations students made about four specimens under a microscope.
emmainna [20.7K]

Answer:

please put the choices

Explanation:

6 0
2 years ago
how would the second row of values in the plant experiment most likely compare to the second row of values in the original exper
timurjin [86]

The second row of values in plant experiment most likely to have "high oxygen level and carbon  dioxide level would be the same".

Explanation:

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Through these procedures, plants get the carbon dioxide they need, and living life forms get the oxygen they need. They are additionally crucial to the vitality trade that living things need to endure.

4 0
3 years ago
Can someone help me out please?!!!!!!!!
liraira [26]
Producers are organisms that make their own food. Plants would be an example. Primary consumers would be those that eat producers(plants,algae). Secondary consumers are animals that eat primary consumers. Herbivores are animals that only eat plants. Carnivores are those that only eat meat and don’t eat plants. Omnivores are those that eat both meat and plants. De composers are those that decompose organic material like dead animals. The herbivores here are the kangaroo rats,grasshoppers and bunny’s. The carnivores here are the hawk,lizard,tarantula and rattlesnake. I don’t think there is an omnivore. And the only decomposed here is the bacteria. As it decomposes the bodies of the animals when they are dead.
8 0
3 years ago
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