Earthworms have two muscles which is used in locomotion. Both muscles are circular and longitudinal (inner layer of the series of muscles). The diameter of the earthworms body is reduced when the circular muscles are contracted which makes them appear to be thin. The worm appears short when the longitudinal muscles contract thus, its length is reduced.

Amphioxus on the other hand, have two unique muscle fiber types. This includes deep fibers and smaller but mitochondria-rich superficial fibers. E<span>ach of which has its own innervation.</span>

6 0

3 years ago

The diagram shows a thermometer used to measure temperature.

Masteriza [31]

The question was incomplete as the diagram was missing, however, the correct diagram is attached with the answer -

Answer:

The correct answer is - scale

Explanation:

The thermometer used to measure temperature by comparison of the object or the parameter of the temperature to measure, with a calibrated pattern that is called scale.

A Thermometer has two scales on both left and right side: degrees Celsius on the left and degrees Fahrenheit on the right.

As given in diagram label with "A'' in a circle on the left side is The degrees of the scale.

6 0

3 years ago