Intro to Cells

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Question 1: Are animals and plants made of cells?

• No

• Yes

Answer explanation

Yes. So are single-celled organism like bacteria and Euglena.

Tags

NGSS.MS-LS1-1

Do animal cells have cell walls?

• No

• Yes

Answer explanation

No. Plants cells do and so do many bacteria; but animal cells do not.

Is a cell's nucleus a type of organism?

• No

• Yes

Answer explanation

No. A nucleus is a type of organelle. An organism is a member of a species. For example, entire animal is an organism. An organelle is a small structure inside a cell.

Is a major role of mitochondria to help make energy for the cell?

• No

• Yes

Answer explanation

Yes. They are sometimes called the powerhouse of the cell.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Is DNA stored in the nucleus?

• No

• Yes

Answer explanation

Yes. DNA is stored in the nucleus.

Tags

NGSS.MS-LS1-2

Does each ribosome make only one type of protein, much like a cookie cutter works?

• No

• Yes

Answer explanation

No. Ribosomes can make many types of proteins, so are more like 3D printers that can make many objects with different shapes.

Tags

NGSS.MS-LS1-2

Does the Golgi apparatus help transport proteins to various parts of a cell?

• No

• Yes

Answer explanation

Yes. They are also used to help transport proteins to the cell membrane.

Tags

NGSS.MS-LS1-2

During mitosis, does a cell divide into 4 equal parts?

• No

• Yes

Answer explanation

No. It divides into 2 parts. Then those cells can divide into 2 parts, and the cycle repeats.