PDOL 2 review

Front

All enzymes end in ________.

Back

-ase

Front

Active transport requires _________ and moves _________ the concentration gradient.

Back

energy, against

Front

In which phase of mitosis does a new nucleus form?

Back

telophase

Front

What phase of interphase is letter C?

Back

S synthesis

Front

Osmosis is the movement of __________ in and out of the cell.

Back

water

Front

What is the function of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions without being consumed.

Front

Define active transport in cells.

Back

Active transport is the process of moving molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What occurs during telophase in mitosis?

Back

During telophase, the chromosomes arrive at opposite poles and begin to de-condense, and a new nuclear envelope forms around each set of chromosomes.

Front

What is the role of the S phase in the cell cycle?

Back

The S phase is when DNA replication occurs, resulting in the duplication of chromosomes.

Front

What is osmosis?

Back

Osmosis is the diffusion of water molecules through a selectively permeable membrane.