Biology 14\29-48.20

Facilitated diffusion is made by the help of

• proteins

• energy

• cytoskeleton

• vesicles

• phospholipids

Mostly, our blood is ________ to our cells

• hypertonic

• hypotonic

• isotonic

• equivalent

• liquid

The movement of molecules from a place of low concentration to a place of high concentration.

• passive transport

• active transport

• osmosis

• diffusion

• facilitated diffusion

It is were microtubules of cytoskeleton are produced.

• plasma membrane

• nucleus

• mitochondria

• centrioles

• cili

What can you tell about the cell which has a lot of ribosomes?

• this is a new cell

• this is a dead cell

• this is a plant cell

• this cell produces a lot of proteins

• this cell produces a lot of energy

Which one of these can be found in human cell?

• cell wall

• contractile vacuole

• endoplasmic reticulum

• chromoplast

• chloroplas

This condition is called Plasmolysis. It happens when cell is in _________ solution.

• isotonic

• hypertonic

• hypotonic

• osmosis

• dilute

A jelly-like material between organelles.

• cytoplasm

• membrane

• ribosome

• cytosol

• lysosome

Which organelle have two membranes?

• centrioles

• nucleolus

• mitochondria

• ribosome

• endoplasmic reticulum

Which organelles have digestive enzymes?

• nucleus

• lysosome

• cent̶ioles

• chromosomes

• endoplasmic reticulum