Answer:
for a fossil to form, an organism must be buried quickly so that any oxygen is cut off and its decay slows down or stops. ... Fossil formation begins when an organism or part of an organism falls into soft sediment, such as mud.
Explanation:
Answer:
Either B) increased parasympathetic stimulation of the heart. OR D) Constriction of elastic arteries to maintain blood pressure. I'm leaning more towards D) constriction of elastic arteries to maintain blood pressure.
1. the carboxylic acid group which contains carbon and oxygen
2. the amino group, which contains nitrogen and hydrogen
3. the r group which varies with each amino acid
Explanation:
I’m pretty sure it’s phenotypes