Multiple choice
in the sliding-filament model, what would happen if myosin did not attach to actin filaments?

a. the muscle would be permanently relaxed.
b. the muscle would contract uncontrollably, causing spasms.
c. the muscle fiber would tear.
d. the distance between the z lines would shorten.

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.

airlines i think? or a cruise boat? does this work out for u? ?

the answer is c.

by: nicholas dooley