Quiz about Meme

Question 1

Question 1.

Accepted Answer

Granite

Answer

Certain

Answer

Gneiss

Answer

Schist

Question 2

Question 2.

Accepted Answer

Polar

Answer

White

Answer

Cuddly

Answer

Pudgy

Question 3

Question 3.

Accepted Answer

argon

Answer

are old

Answer

are dumb

Answer

krypton

Question 4

Question 4.

Accepted Answer

Power

Answer

Energy

Answer

Voltage

Answer

Efficiency

Question 5

Question 5.

Accepted Answer

OK

Answer

Awesome

Answer

Horrendous

Answer

CuLiO

Question 6

Question 6.

Accepted Answer

Fault

Answer

Bad

Answer

Mistake

Answer

convergence

Question 7

What is the primary function of a biological membrane in cells?

Accepted Answer

To regulate the movement of substances in and out of the cell

Answer

To provide structural support

Answer

To store genetic information

Answer

To produce energy

Question 8

Which of the following is a common method for visualizing cell membranes?

Accepted Answer

Transmission electron microscopy

Answer

X-ray crystallography

Answer

Nuclear magnetic resonance

Answer

Infrared spectroscopy

Question 9

What is the main component of the cell membrane?

Accepted Answer

Lipids

Answer

Proteins

Answer

Carbohydrates

Answer

Nucleic acids

Question 10

Which scientist is credited with the fluid mosaic model of the cell membrane?

Accepted Answer

Seymour Singer

Answer

James Watson

Answer

Francis Crick

Answer

Rosalind Franklin

Question 11

What role do proteins play in the cell membrane?

Accepted Answer

They facilitate communication and transport

Answer

They act as enzymes

Answer

They provide structural support

Answer

They store energy

Question 12

Which of the following is a characteristic of a phospholipid bilayer?

Accepted Answer

It is composed of a hydrophilic head and hydrophobic tail

Answer

It is rigid and inflexible

Answer

It is permeable to all substances

Answer

It is composed of nucleic acids

Question 13

What is the significance of cholesterol in the cell membrane?

Accepted Answer

It increases membrane fluidity

Answer

It makes the membrane more rigid

Answer

It acts as a channel for ions

Answer

It stores energy

Question 14

Which process involves the movement of water across a semipermeable membrane?

Accepted Answer

Osmosis

Answer

Diffusion

Answer

Active transport

Answer

Facilitated diffusion

Question 15

What is the role of glycoproteins in the cell membrane?

Accepted Answer

They act as receptors for signaling molecules

Answer

They store energy

Answer

They provide structural support

Answer

They transport ions

Question 16

Which of the following best describes the term 'selective permeability'?

Accepted Answer

The ability of the membrane to allow certain substances to pass while blocking others

Answer

The ability of the membrane to allow all substances to pass through

Answer

The ability of the membrane to block all substances

Answer

The ability of the membrane to change its shape

Question 17

What is the effect of temperature on membrane fluidity?

Accepted Answer

Higher temperatures increase fluidity

Answer

Higher temperatures decrease fluidity

Answer

Temperature has no effect on fluidity

Answer

Fluidity is only affected by pH

Question 18

Which of the following processes requires energy input to move substances across the cell membrane?

Accepted Answer

Active transport

Answer

Passive transport

Answer

Facilitated diffusion

Answer

Osmosis

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