Bio 201 Exam 1

Question 1

Order these bond types from weakest to strongest: covalent, vanderwall’s, ionic, hydrogen

Answer 1

Vanderwall’s, hydrogen, ionic, covalent

Question 2

Which amino acid forms disulfide bridges?

Answer 2

Cytosine

Question 3

What three amino acids can be phosphorylated?

Answer 3

Threonine, Tyrosine, Serine

Question 4

The subunits of proteins are

Answer 4

Amino acids

Question 5

The subunits of carbs are

Answer 5

monosaccharides

Question 6

The subunits of Nucleic acids are

Answer 6

Nucleotides

Question 7

The subunits of lipids are

Answer 7

fatty acids

Question 8

Bond between amino acids

Answer 8

peptide

Question 9

Bond between nucleic acids

Answer 9

phosphodiester

Question 10

Bond between lipids

Answer 10

NO BOND; uses hydrophobic forces to create membranes

Question 11

Bond between carbohydrates

Answer 11

glycosidic

Question 12

Trios, pentos, and hexos describes

Answer 12

how many carbons in a carb chain

Question 13

A condensation reaction

Answer 13

puts together subunits and results in a water molecule, is not energetically favorable

Question 14

A hydrolysis reaction

Answer 14

breaks apart units using a water molecule, is energetically favorable

Question 15

Amino acids are made of

Answer 15

CHON, central carbon, amino group, carboxyl group, and H

Question 16

Monosaccharides are made of

Answer 16

CHO, carbon chain, OH groups, H groups, and CH2OH

Question 17

Nucleic acids are made of

Answer 17

CHONPS, base, ribose ring, phosphate group

Question 18

Lipids are made of

Answer 18

CHO, O head, CH2 tail

Question 19

Molecule with C and N terminus

Answer 19

protein (adds to N terminus)

Question 20

Molecule with a 5’ and 3’

Answer 20

nucleic acid (adds to 3’)

Question 21

Pyrimidine

Answer 21

Thymine, Cytosine, Uracil

Question 22

Purine

Answer 22

Adosine, Guanine

Question 23

Function of carbs

Answer 23

stored energy

Question 24

function of protein

Answer 24

many jobs

Question 25

function of nucleic acid

Answer 25

genetic code

Question 26

function of lipid

Answer 26

membranes