BIOENERGETICS

Question 1

In RNA nucleotides, adenosine combines with sugar by __________ bonds.

Answer 1

covalent

Question 2

Most important type of RNA from genetic point of view is ___________(since it carries genetic information from DNA to ribosomes).

Answer 2

mRNA

Question 3

The function of D-loop of RNA is that it ________________

Answer 3

recognizes activation of enzyme

Question 4

___________________ is present between nucleotides

Answer 4

Phosphodiester bond

Question 5

_________is a single nucleotide.

Answer 5

ATD

Question 6

Amylopectin is ___________in both hot and cold water.

Answer 6

Insoluble

Question 7

The disaccharide with B 1,4-glycosydic linkage is __________

Answer 7

lactose

Question 8

Branches of amylopectin are attached by ————-

Answer 8

a-1, 6-glycosydic linkage

Question 9

A protein strengthening to our bones and walls of our arteries is called ________

Answer 9

collagen

Question 10

out of starch, lignin, cellulose and chitin; ____is less resistant to decay

Answer 10

starch

Question 11

Hemoglobin structure is ________

Answer 11

quaternary structure

Question 12

the bond formed between glucose and fructose to form sucrose is

Answer 12

1,2-glycosydic linkage

Question 13

______________are intermediates in respiration and photosynthesis.

Answer 13

glyceraldehyde and dihydroxyacetones

Question 14

___________is most abundant carbohydrate in nature.

Answer 14

Cellulose

Question 15

The simplest monosaccharide containing keto group is _______

Answer 15

dihydroxyacetone

Question 16

Phosphodiester bond is ___________

Answer 16

C-O-P-O-C

Question 17

When X rays are passed through crystalline DNA, it shows helix making a twist every _________.

Answer 17

3.4nm

Question 18

following is the structure of________
H N-H
\_____/
H // \N
\ /
N____ /
/ \
O

Answer 18

cytosine

Question 19

Backbone of amino acid comprises of________

Answer 19

C-C-N

Question 20

most abundant organic point of cell is ___________.

Answer 20

protein

Question 21

water flows freely without breaking apart due to its ______________

Answer 21

cohesive force

Question 22

All carbon atoms in a monosaccharide molecule have a hydroxyl group except one. This carbon is actually_____________

Answer 22

carbon of aldehyde group.

Question 23

An important sugar occurring only in animals is_______

Answer 23

lactose

Question 24

It is an example of reducing sugar

Answer 24

galactose

Question 25

example of N-containing polysaccharide is ____

Answer 25

chitin

Question 26

sugar moiety is a polysaccharide of ____________

Answer 26

glucose

Question 27

among glucose, sucrose, fructose and maltose, _________is the sweetest

Answer 27

fructose

Question 28

in a disaccharide, is carbon atoms are 12, then how many OH groups will be present?

Answer 28

8

Question 29

out of mannose, maltose, sucrose and lactose, ______is the non reducing disaccharide sugar.

Answer 29

sucrose

Question 30

________is an amino acid and also part of phospholipid.

Answer 30

Serine

Question 31

Myelin sheath of neuron is composed of ___________

Answer 31

sphingolipids

Question 32

lipids are usually non-polymers. the only polymers found in lipids are included in ___________.

Answer 32

terpenoids

Question 33

wax, steroids, lecithin are all lipids. _______is not a lipid.

Answer 33

glycerol

Question 34

_______ peptide bonds are present in one molecule of hemoglobin.

Answer 34

570

Question 35

________is the amino acid involved in formation of di-sulfide bridges

Answer 35

cysteine

Question 36

Hemoglobin carries 4 oxygen molecules and __oxygen atoms

Answer 36

8

Question 37

__________ is next to glycine with respect to molecular structure.

Answer 37

alanine

Question 38

a globular protein consisting of more than one polypeptide chain belongs to

Answer 38

quaternary structure

Question 39

muscle hemoglobin (myoglobin) possesses _____________

Answer 39

tertiary structure

Question 40

an insulin molecule has ___ peptide bonds

Answer 40

49

Question 41

in any cell, mRNA molecules are synthesized by a process called____

Answer 41

transcription

Question 42

common in proteins and nucleic acids in that they _________

Answer 42

each consist of 4 basic kind of subunit

Question 43

BOOST QUESTION: NEVER BACK DOWN NEVER WHAT???

Answer 43

NEVER GIVE UP!!!!1