10.
Choose the best answer.

The city limits represents which part of the cell?

cell membrane

lysosomes

cytoplasm

nucleus

11.
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Which level of organization is blood?

cell

organ

organ system

tissue

12.
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What happens during prophase?

the nucleus disappears

chromosomes move to the edges

cell life cycle

cells reproduce

13.
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What is the function of the mitochondria?

packaging proteins

energy

control mechanisms

reproduction

14.
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Contractions during labor are feedback mechanism.

positive

mitotic

negative

meiotic

15.
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Simple epithelial tissue has layer(s).

two

one

three

four

16.
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Which is NOT a classification of muscle tissue?

dense

cardiac

skeletal

smooth

17.
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How does a positive feedback loop respond to a variable?

changes the stimulus

makes no change

increases the stimulus

stops the stimulus

18.
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Lysosomes are responsible for .

waste removal

control mechanisms

reproduction

packaging proteins

19.
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An overgrowth of cells is called .

cytokinesis

meiosis

cancer

disease

20.
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What is the receptor’s role in the homeostatic control mechanisms?

determines the best response

sets the control point

sends the message to the variable

recognizes the variable