Answer:supports the body
facilitates movement
protects internal organs
produces blood cells
stores and releases minerals
Explanation:
The skeletal system in animals helps in their movement, support and to maintain their shape.In humans ,it consists of bones,which works closely with the muscular system.unlike worms and arthropods that have hydrostatic and exoskeleton respectively, humans have endoskeleton.the bones have the following functions;
*It allows the animal move . The skeleton provides support for the body and through the flexible joints ,the body is able to move
*The skeleton protects the internal organs of the body by protecting them against impact.for examples,the ribs protect the lungs and the skull protects the brain.
*Certain cells in the bone produce immune cell and important components of the bone
*The bones also regulate the level of calcium in the blood
Living and nonliving things in an ecosystem interact with each other; on the other hand, plants use energy from the sun.
Explanation:
The ecosystem is an interaction circumstance between the living and non - living things which exists in an environment and has an impact on its too. The essential source of energy to this ecosystem is the solar energy coming from the sun.
But the energy from the sun could only be taken up by the plants and being used in photosynthesis to produce food and oxygen which required by other living things of the ecosystem. This essentiality is exclusive of the plants.
Answer:
it's a
Explanation:
Earth rotates on its axis once each day, and the gravity of the Moon causes the oceans to bulge. Earth rotates on its axis once each year, and the gravity of the Moon causes the oceans to bulge.
The antigens that are on the blood A antigens, B antigens and the Rh if it is a positive or negative
A. have hair
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