Biology Final Review

Front

Which molecules form the sides (backbone) of the DNA ladder?

Back

Deoxyribose (sugar) and phosphate.

Front

What are the components of a nucleotide?

Back

Sugar, phosphate, and nitrogen base.

Front

What are the products of meiosis in terms of genetic similarity?

Back

Genetically different.

Front

What is a gene?

Back

A piece of DNA.

Front

What organelle captures energy from sunlight in plant cells?

Back

Chloroplasts.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What is the role of ribosomes in a cell?

Back

To synthesize proteins.

Front

What is the difference between mitosis and meiosis?

Back

Mitosis results in identical cells; meiosis results in genetically different cells.

Front

What is the structure of DNA?

Back

A double helix made of nucleotides.

Front

What is the function of chlorophyll?

Back

To absorb light energy for photosynthesis.