Biology Review

Front

What is the primary function of the cell's selectively permeable membrane?

Back

Control what enters and leaves the cell.

Front

Which of the following genotypes is homozygous recessive? (Options: RR, Rr, rr)

Back

rr

Front

What is the exact genetic makeup of an organism, such as RR, Tt, PP?

Back

Genotype.

Front

Does active transport require energy? (True/False)

Back

False.

Front

What process does this picture show? (Options: mitosis, meiosis, the cell cycle)

Back

The cell cycle.

Front

What is the definition of a selectively permeable membrane?

Back

A membrane that allows certain molecules to pass while blocking others.

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the observable traits.

Front

What is mitosis?

Back

The process of cell division that results in two identical daughter cells.

Front

What is meiosis?

Back

The process of cell division that reduces the chromosome number by half, producing four genetically different gametes.

Front

What is the role of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.