Hackbarth 2nd 9 week Review 5th Period

Front

What happens to chromosomes during prophase?

Back

Chromosomes do not move to the middle of the cell during prophase; they condense and become visible.

Front

What stage of cell division is telophase?

Back

Telophase is the fourth stage of cell division.

Front

What is a purebred recessive genotype?

Back

A purebred recessive genotype is represented as 'bb'.

Front

What occurs during Metaphase in cell division?

Back

During Metaphase, chromosomes line up in the middle of the cell, and each chromosome consists of two chromatids.

Front

Which of the following is not a form of passive transport?

Back

Endocytosis is not a form of passive transport.

Front

Define passive transport.

Back

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

Front

What is simple diffusion?

Back

Simple diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration.

Front

What is facilitated diffusion?

Back

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

Front

What is osmosis?

Back

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

Front

What are chromatids?

Back

Chromatids are the two identical halves of a duplicated chromosome.