Practice Questions

TLS Online TPP Program

#Question id: 2878

Match the following types of Transposable elements with their respective types and examples found in various organisms.

Transposon

Type

Example

1. F and G element

a. DNA-mediated

i. Drosophila

2. Ty elements

b. RNA-mediated

ii. Humans

3. Alu sequences

c. Poly-A retrotransposons

iii. Yeast

4. P-elements

d. Virus-like retrotransposons

iv. Mammals

#Unit 2. Cellular Organization

1 – b and d, ii; 2 – b and c, iii; 3 – b and c, iv; 4 – a, i
1 – b and c, i; 2 – b and d, iii; 3 – b and c, ii; 4 – a, i
1 – b and c, ii; 2 – b and d, iii; 3 – b and d, iv; 4 – a, i
1 – b and c, ii; 2 – a and d, iii; 3 – b and c, iv; 4 – a, i

More Questions

TLS Online TPP Program

#Question id: 20989

#Unit 12. Applied Biology

_______ conversion of toluene to benzoic acid in the zone of a crude oil-contaminated aquifer was obtained.

TLS Online TPP Program

#Question id: 12275

#Unit 7. System Physiology – Animal

Two weeks after constricting the renal artery of a sole remaining kidney to initially reduce renal artery pressure by 20 mm Hg (from 100 to 80 mm Hg), which of the following changes would you expect, compared with before constriction of the artery?

TLS Online TPP Program

#Question id: 24581

#Unit 3. Fundamental Processes

If the mismatch is near 3’ then which of the following will degrade strands of DNA in the 5’ → 3’or 3’ → 5’ direction

TLS Online TPP Program

#Question id: 1152

#Unit 4. Cell Communication and Cell Signaling

The G protein stimulated by light via the Rhodopsin receptor is ____, while the effector is ____.

TLS Online TPP Program

#Question id: 2730

#Unit 2. Cellular Organization

The histone tails are required for chromatin to condense from the beads-on- a-string conformation into the 30-nm fiber. Recent experiments indicate that the N-terminal tails of histone H4, particularly_____________, are critical for forming the 30-nm fiber.