There are four major classes of biological macromolecules:
carbohydrates.
lipids.
proteins.
nucleic acids.
Answer:
(1) In order to move your muscles need to ligaments.
(2) Joint holds bones together.
(3) Tendon connects bones to muscles.
Explanation:
Ligaments are strong bands of tissue which are responsible for the movement of bones in the body. Joints are the place or point where two bones are attached. Tendons are responsible for connecting muscles of the body to the bones.
Answer:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.
Explanation:
Explanation:
Fixed> materials for used production, machinery
Variable> Employee salary, wages, rent
Answer:
Reduce yeild
Effects the production quality
Cost of productions increased
Explanation:
