B. Clade 1 is ancestral to all the other clades
Answer:
Light travels in straight lines.
Explanation:
Once light has been produced, it will keep travelling in a straight line until it hits something else.
A) a temperature is regulated by the body: so, not.
b) - rather not, most likely cholesterol level would be low
c) this is rather intedependent - a person can be active even without a fat diet.
d) I think this is the best answer. Metabolism is the exchange of energy in food into the energy that people use.
Answer:
B carbon dioxide
Explanation:
the process uses oxygen and produces carbon dioxide as a waste product.
Answer: Of all the branches of complex animals, sponges are the only group lacking TRUE TISSUE.
Explanation:
