An enzyme deficiency that lowers the rate at which a person's muscles perform anaerobic respiration will likely reduce the power of a. myosin

b. actin

c. fast twitch fibers

d. slow twitch fibers

I think its fast twitch muscles. please help.

C. fast twitch fibers

It’s c. Fast twitch fibers

Your dog can sniff at or even eat a bit of catnip. the herb is edible and not harmful. just don't expect them to roll around like a cat would! your dog may scrutinize catnip by licking and smelling at it, or be totally indifferent to this stimulant.