1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following are not the effects of Parathyroid hormone?

(a) Stimulates the process of bone resorption

(b) Decreases Ca2+ level in blood

(c) Reabsorption of Ca2+ by renal tubules

(d) Decreases the absorption of Ca2+ from digested food

(e) Increases metabolism of carbohydrates

Choose the most appropriate answer from the options given below:

A
(a) and (c) only
B
(b), (d) and (e) only
C
(a) and (e) only
D
(b) and (c) only
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following is not a desirable feature of a cloning vector?

A
Presence of origin of replication
B
Presence of a marker gene
C
Presence of single restriction enzyme site
D
Presence of two or more recognition sites
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following statements is not true?

A
Analogous structures are a result of convergent evolution
B
Sweet potato and potato is an example of analogy
C
Homology indicates common ancestry
D
Flippers of penguins and dolphins are a pair of homologous organs
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

Select the incorrect statement regarding synapses :

A
The membranes of presynaptic and postsynaptic neurons are in close proximity in an electrical synapse.
B
Electrical current can flow directly from one neuron into the other across the electrical synapse.
C
Chemical synapses use neurotransmitters
D
Impulse transmission across a chemical synapse is always faster than that across an electrical synapse.
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