Unit 4/DCP Review

Front

What are the main elements in many organic compounds?

Back

Carbon, hydrogen, oxygen.

Front

In which part of the bird's cell are the genetic instructions primarily stored?

Back

Nucleus.

Front

How many chromosomes are present in a human cell nucleus?

Back

46 chromosomes or 23 pairs.

Front

What is an imaginary line going through the Earth on which it spins?

Back

Axis.

Front

What is a stretch of DNA with instructions for one trait?

Back

Gene.

Front

What is the basic unit of life?

Back

Cell.

Front

What is the process by which plants make their own food using sunlight?

Back

Photosynthesis.

Front

What is the powerhouse of the cell?

Back

Mitochondria.

Front

What is the term for a change in a species over time?

Back

Evolution.

Front

What is the function of ribosomes in a cell?

Back

Protein synthesis.