Hackbarth 2nd 9 week Review 1st Period

Front

What is passive transport?

Back

Passive transport is the movement of substances across a cell membrane without the use of energy by the cell.

Front

Which process is not considered passive transport?

Back

Endocytosis is not considered passive transport; it requires energy.

Front

What follows telophase in the cell cycle?

Back

Cytokinesis follows telophase in the cell cycle.

Front

What is the role of adenine in RNA?

Back

In RNA, adenine bonds with uracil.

Front

How does RNA differ from DNA in terms of nitrogenous bases?

Back

RNA contains uracil in place of thymine.

Front

Define simple diffusion.

Back

Simple diffusion is the movement of molecules from an area of higher concentration to an area of lower concentration without the assistance of proteins.

Front

What is facilitated diffusion?

Back

Facilitated diffusion is the process of transporting molecules across a membrane via protein channels, without using energy.

Front

What is osmosis?

Back

Osmosis is the diffusion of water across a selectively permeable membrane.

Front

What is the significance of cytokinesis?

Back

Cytokinesis is the process that divides the cytoplasm of a parental cell into two daughter cells.

Front

What is a homozygous organism?

Back

A homozygous organism has two identical alleles for a specific trait.