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Marina86 [1]
4 years ago
14

A student argues that being seperated geographically is the only way for speciation to occur. Why is he wrong?

Biology
2 answers:
Hunter-Best [27]4 years ago
8 0

Answer:

B. Speciation can occur from biological forces as well.

Explanation:

Olegator [25]4 years ago
3 0

Answer;

B. Speciation can occur from biological forces as well.

Explanation;

-Speciation involves the formation of new and distinct species in the course of evolution that are reproductively isolated from one another. It involves the splitting of a single evolutionary lineage into two or more genetically independent lineages. It occurs when groups in a species become reproductively isolated and diverge.

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A neuroscientist cuts a brain in half, along the division between the hemispheres. this cut is referred to as a _____________ cu
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Answer;

-Midsagittal cut

A neuroscientist cuts a brain in half, along the division between the hemispheres. this cut is referred to as a midsagittal cut.

Explanation;

The midsagittal plane divides the human body into equal left and right halves. It is used to describe the sagittal plane as it bisects the body vertically through the midline marked by the navel, dividing the body exactly in left and right side.

-If divided along this plane, the deepest structures of the human body will be visible. Starting with the most superior portion of the body, visible would be the brain. Cutting along the midsagittal plane, the structures of the brain would be exposed including the pineal body, the corpus callosum, thalamus, midbarin, pons, medulla oblangata, hypothalamus, and the arbor vitae of the cerebellum.

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