Exam 1 Quizes

Question 1

increases and decreases activity of the effectors

Answer 1

integrating center

Question 2

which is not included in the negative feedback loop?

a. blood sugar
b. temperature
c. most common feedback loop
d. blood clotting

Answer 2

d. blood clotting

Question 3

which is the healthier fatty acid, saturated or unsaturated?

Answer 3

unsaturated

Question 4

what is in between two amino acid/proteins?

amino acids are linked by?

Answer 4

peptide bonds

Question 5

what is the secondary structure of amino acids

Answer 5

• aa shaped by hydrogen bond

- alpha helices and beta pleated sheets

Question 6

What is not in DNA bases? that is used in RNA

Answer 6

uracil

Question 7

what is ketosis

Answer 7

increased blood ketones

Question 8

what is the basis/building blocks of nucleic acids?

Answer 8

nucleotides

Question 9

what is prostaglandin

Answer 9

cyclic carbon with fat chains

Question 10

rate of diffusion does not include?

Answer 10

ATP

Question 11

The resting membrane potential is -70mV, Na+ is 65 mV. Na+ contributes more than K+…

Answer 11

False

Question 12

What is the non-coding region in genes in pre-mRNA

Answer 12

introns

Question 13

Growth by increase in number of cells

Answer 13

hyperplasia

Question 14

Transamination/deamination can be converted to by…acetyl coa

Answer 14

all of the above?

krebs yes, pyruvic acid yes

Question 15

what will inhibity glycolysis

Answer 15

excess of ATP

Question 16

What is Na+/K+ pump

Answer 16

• 3 Na+ out and 2 K+ in

- primary active transport

Question 17

What does secondary transport often uses?

Answer 17

symport

Question 18

Secondary active transport uses energy from

Answer 18

uses energy from downhill movement of Na+ to drive “uphill” movement of another molecule

Question 19

What does glycolysis uses and end product

Answer 19

uses glucoses with end product of water

Question 20

what is telomeres

Answer 20

the non coding of genes in end of chromosomes end cap

Question 21

when does sister chormatids separate

Answer 21

anaphase

Question 22

What is trapped inside cell/charge?

Answer 22

anions

Question 23

Positive feedback loop does what?

Answer 23

amplifies initial change

Question 24

Homeostasis does what

Answer 24

maintain constant internal condition