exam 1 test

Question 1

if 15% of the bases in DNA molecule are guanine, what is the proportion of thymine in the same moelcule

Answer 1

35%

Question 2

which of the mutations would you expect to be the most disruptive to the functionality of a protein

Answer 2

a nucleotide pair insertion occurring in the middle of a nucleotide sequence encoding a protein

Question 3

tertiary stricture can be stabilized by an ionic link between aspartic acid and this molecule…

Answer 3

amino-amino-amino carboxyl (d)

Question 4

amino acids are combined by a _______ bond in primary level of protein structure

Answer 4

peptide

Question 5

the double strand structure of DNA is stabilized by ______ bonds

Answer 5

hydrogen

Question 6

nucleotides in RNA are joined by ______________ bonds

Answer 6

phosphodiester

Question 7

which bonds stabilize secondary structure of polypeptide

Answer 7

hydrogen

Question 8

what type of amino acid is glutamic acid? valine?

Answer 8

acidic; nonpolar

Question 9

which type of mutation is found in sickel hemoglobin gene

Answer 9

missense

Question 10

what is the name if the bodn between nucleotides whose formation is catalyzed by DNA polyermase

Answer 10

phosphodiester

Question 11

species

Answer 11

organisms that can reproduce with each other and make healthy fertile offspring

Question 12

central dogma

Answer 12

flow of information from DNA to RNA to produce functional product protein

Question 13

allele

Answer 13

impacts the phenotype of an organism and that one allele comes from each parent