20 points over time, what type of fossil is formed when thin objects are trapped in mud?

petrified fossil
imprint fossil
trace fossil
amber fossil

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data.

There are only about 250,000 known fossil species. true or false