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1)Cell theory states: A. every organism is made up of one or more cells B. the c

ID: 53064 • Letter: 1

Question

1)Cell theory states:

A. every organism is made up of one or more cells

B. the cell is the smallest unit having the properties of life

C. new cells are formed from abiotic nutrients

D. all of the above

E. a and b only

2)Which of the following options does NOT correctly match the cell type with the cell structure/ organelle

A. plant cell : cell wall

B. fungal cell : cell wall

C. animal cell : nucleoid

D. animal cell : lysomome

3)

The function of ribosomes is:

A. to produce ATP

B. to store and release waste

C. to synthesize proteins

D. to provide structure and prevent dehydration

4)Which of the following options provides evidence supporting the endosymbiotic theory of the origin of mitochondria?

A. new mitochondria arise from existing mitochondria

B. mitochondria have their own DNA

C. mitochondria have their own ribosomes

D. all of the above

E. a and b only

Explanation / Answer

1. (E) E. a and b only , every organism is made up of one or more cells , the cell is the smallest unit having the properties of life.

2. (C) animal cell : nucleoid , animal cells do not have nucleoid

3. (C) Function of ribosomes is to synthesize proteins

4. (D) all of the above

new mitochondria arise from existing mitochondria, mitochondria have their own DNA , mitochondria have their own ribosomes