Natural selection requires that individuals in a population are

OA. small in size.

OB. exactly identical.

C.

genetically diverse

OD.

only physically different.

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The data in the table were recorded during an investigation in which a paramecium was placed in a hypertonic salt solution. A 2-column table labeled Paramecium Contractile Vacuole Contractions has 5 rows.

What goes into a leaf? and what goes out?

What did researchers discover about the genetic mutation causing the loss of pelvic spines? Select all that apply. .

Why is the unsaturated zone not filled with water? It is below the water table and water stays above it. It is clay and water pools above it. It is granite and water flows around it. It is permeable and water flows through it.

What is threatened by an increase in fungal diseases? check all that apply.

Rickettsia are obligate intracellular parasites that are transmitted by arthropods. In which of the following places would you most likely find the parasites living in the host organism during the course of infection? A.

How are viruses able to move between species?

The process by which a population becomes better suited to its environment is known as?

4. A tree dropping its leaves in the fall to conserve water and avoid freezing during winter is an example of?

Which is a single-celled fungus? A. mold B. mushroom C. alga D. yeast