Biology Midterm 2023

Front

What is diffusion?

Back

The passage of a substance from an area of high concentration to an area of low concentration.

Front

What type of transport uses no energy?

Back

Passive Transport.

Front

Which structures are found in both eukaryotic and prokaryotic cells?

Back

Ribosomes.

Front

What is a nucleotide?

Back

A molecule consisting of a nitrogenous base, a sugar, and a phosphate group.

Front

How is cell division characterized in cancer?

Back

Uncontrolled.

Front

What is active transport?

Back

The movement of substances against their concentration gradient, requiring energy.

Front

What is the role of ribosomes in a cell?

Back

They are responsible for protein synthesis.

Front

What is the function of the cell wall?

Back

To provide structure and protection to the cell.

Front

What is the difference between eukaryotic and prokaryotic cells?

Back

Eukaryotic cells have a nucleus and membrane-bound organelles, while prokaryotic cells do not.

Front

What is the structure of DNA?

Back

A double helix formed by two strands of nucleotides.