Biology Final Review

Front

What is the order of the levels of classification in biology?

Back

Domain, kingdom, phylum, class, order, family, genus, species.

Front

What is a phenotype?

Back

A phenotype is the observable physical or biochemical characteristics of an organism, such as blue eyes.

Front

Which phase of mitosis is characterized by the separation of sister chromatids?

Back

Anaphase.

Front

What does it mean to be heterozygous?

Back

Having two different alleles for a trait, also known as a hybrid.

Front

What is passive transport?

Back

Movement of materials through a cell membrane without using energy.

Front

What is the definition of a genotype?

Back

The genetic constitution of an individual, represented by alleles.

Front

What is the difference between active transport and passive transport?

Back

Active transport requires energy to move substances against their concentration gradient, while passive transport does not.

Front

What are the three main types of RNA?

Back

mRNA (messenger RNA), tRNA (transfer RNA), and rRNA (ribosomal RNA).

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.