Course

Animal Biology

Study Pack

Set 2 Cellstissuesorgansand Organ Systems Of Animals

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Question 1

(Multiple Choice)

Free
Membrane proteins that are embedded within the membrane and may function in moving materials across the membrane are called __________ proteins.

A)hydrophobic
B)extrinsic
C)mosaic
D)intrinsic
E)hydrophilic

Answer

Question 2

(Multiple Choice)

Free
The surface to volume ratio of a cell limits

A)the type of organelles present.
B)the organelle/microtubule volume.
C)the number of organelles present.
D)the plasma membrane/DNA volume.
E)the size a cell may reach.

Answer

Question 3

(Multiple Choice)

Free
These structures have recently been shown to act as signal-receiving "antennae" for cells that help them monitor the extracellular environment.

A)vacuoles
B)mitochondria
C)smooth endoplasmic reticulum
D)cilia
E)rough endoplasmic reticulum

Answer