Answer:
Tendon sheaths <u>act as friction-reducing structures.</u>
Explanation:
Tendon sheaths are fibrous tissue that is around tendons to protect and make the movements of these smoother. For example, they reduce the friction of the flexors and extensors tendons of the hand. These are tendons that we constantly use to open and close our hands when we want to grab objects. Without the sheath, the tendons will not move easily, and due to the excessive use, there can be inflammation.
The sheats have two layers, one internal, which is a synovial one that produces synovial fluid to lubricate the tendon, and the external, which is a fibrous layer.
Answer:
D. ABSORPTION
Explanation:
Connective tissues are a type of tissue, made up of ground substance, fibers and cells.
Connecting tissues perform tissue support function using collagen, elastic, reticular fibers.
It is also involved in transport of substances using hemoglobin in blood for transport of nutrients and oxygen, insulating the body, storing of fuel.
6 is true 7 is true 8 is false 9 is true 10 is false
The relationship is classified as MUTUALISM. Mutualism is a kind of biological relationship between two organisms in which the two of them benefits from the activity of each other. In the case of the bee and the bacteria inside its gut, the bacteria helps the bee to metabolise its food while getting its own nutrients in the process.
Answer:
The nitrogen bases can only pair in a certain way: A pairing with T and C pairing with G. Due to the base pairing, the DNA strands are complementary to each other, run in opposite directions, and are called antiparallel strands.
Explanation:
