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slamgirl [31]
3 years ago
8

The class of macromolecule that would most likely be involved in contracting muscles would be___

Biology
1 answer:
Ksju [112]3 years ago
8 0

Answer:

The correct answer is option - B. proteins.

Explanation:

The muscle contraction needs two protein that is essential in contraction. The muscle has motor protein myosin and spherical protein actin that are slide on one other in contraction that helps in muscle to contraction.

In the contraction, these protein filaments help to change in length and shape of the muscles. Thin filaments involve actin and thick filament in is myosin filaments.

Thus, the correct answer is option - b. proteins.

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Write function of snakes hard scales
Goryan [66]

Answer:

The answer to this question is given below in this explanation section.

Explanation:

                  "function of snakes"

Snakes are elongated,legless,carnivorous reptile of the suborder serpents.Like all other squamates,snakes are exothermic,amniotic vertebrates covered in over applying scales.Many species of snakes have skulls with several more joints than their lizard ancestors,enabling them to swallow prey much larger  than their heads with their highly mobile jaws.To accommodate their narrow bodies,snakes,oared organ appear one in front of other instead of side by side,and most have only one functional lungs.Some species retain a pelvic girdle with a pair of vestigial claws on either side of the cloaca.Legless lizard have eyelid and external ear.

A scale protect the body of the snakes,aids it in locomotion,allows moisture to be retained within,alters the surface characteristics such as roughness to aid in camouflage,and in prey capture (such as Acrochordus).

Snake scale originates from the epidermis.The integument of the snakes in covered with two primary scale type,both originating from the epidermis.Small scale over the dorsum and lateral surface of the snake.Whereas larger scales cover the vent rum.

5 0
3 years ago
is it true that It is impossible for an environment to go beyond its carrying capacity for a specific organism.
galina1969 [7]

Answer:

false, it is possible for a environment to go past its capacity, but it will have alot of problems with the food chain

3 0
3 years ago
ASAP When you breathe in, you are creating a ______ concentration of oxygen in the lungs, causing the oxygen to move towards the
hram777 [196]

Answer:

Creating a high concentration

Towards the low concentration

Explanation:

6 0
3 years ago
1. The division of magnetism * )
larisa [96]

Answer:

Electromagnet

Explanation:

Magnets are categorized by their source of magnetism. Temporary magnets become magnetized in the presence of a magnetic field.

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Certain fossils, called index fossils, help geologists match rock layers. To be useful as an index fossil, a fossil must be widely distributed and represent a type of organism that existed for a brief time period. Index fossils are useful because they tell the relative ages of the rock layers in which they occur.

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