Answer:
d asteriod
big bang theory was formed by two massive asteriod
Answer: Chemical Change
Explanation:
Enzymes like pepsin are found in the stomach and act on food to break it down into simpler substances. This is an example of a —
Chemical change
Answer:
These cells already have glucose uniports in their plasma membrane.
Explanation:
These cells already have glucose uniports in their plasma membrane.
Answer:
(a) Allow movement in only one plane/direction (that is extension or flexion)
(b) The skeletal system also produces blood cells in their bone marrow