BIO/BCHM

Question 1

fast twitch fibres are

Answer 1

anaerobic, pale, low blood, fatigue rapid, low mitochondria

Question 2

slow fibres are

Answer 2

aerobic, red, mitochondria, high mito

Question 3

which step nvolved in the contraction of skeletal mucle require binding of ATP or hydrolyis of atp

Answer 3

dissociation of myoin head from actin, conformation change that moves actin and myosin filaments relative to one another, and reuptake of calcium into the sarcoplasm

Question 4

adding ACh induce

Answer 4

depolarization, results into contration

Question 5

sterols found only in & glycolpipids

Answer 5

Euk,

Question 6

prok have cytoskeletal filaments and moving transcripts using the active method will be much fasterthan diffusion - so if have shorter half life then want to move it faster

Question 7

if the researchers want to see more or accurate sample on petri dish what to do

Answer 7

inc number of visual fields more area to see NOT inc magniffation (too small then), not where high density, not using flu (inc other stuff, bias)

Question 8

what info abt the antibody woudl elicit a strong immune response

Answer 8

high MW and more epitopes