Other Biology Answers

The hydrophilic nature of simple sugar and double sugar comes from

Certain cells have twice as much DNA as other normal cells of the same organism. This is true of

State THREE ways in which soil is important to living organisms.

Give a difference between the members of each pair of organism

Algae and fungus

Bacteria and protozoa

Fish and reptile

Mosss and fern

What are the four properties of water?

Suggest effect the wind speed has on the movement of air bubbles

What is the difference between "muscle contraction produced by CNS" and muscle contraction produced through electrical stimulation"?

The key difference between hearing aid and

cochlear implant is that [Best answer ]

A.

the hearing aid codes the sound into electrical

pulses.

B.

the hearing aid directly stimulates the auditory

nerves in the cochlea.

C.

the cochlear implant codes the sound into

electrical pulses.

D. the cochlea uses a speaker to stimulate the ear.

Electrocardiogram (ECG) is [Best answer ]

A. generated by the nerve cells in the heart.

B. independent of rhythm of the heart

contraction.

C.

measured on the body surface, providing a

non-invasive diagnosis tool for heart disease.

The most significant differences between axon of

neuron and electric cable is that [ Best answer]

A. the axon attenuates the electric signal whereas

electric cable does not.

B. the axon and electric cable propagate electric signal

at the same speed.

C. the axon propagates electric signal at constant

amplitude at lower speed than in electric cable.

D. the axon propagates electric signal at constant

amplitude at same speed as in electric cable.