Dhomas Keys and Selection (A&C Question 10
use the dichotomous key to the right to identity the group to which the
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Go
Shellcome to have
Catego
3a Distincted and ca pent
Dit head and test post
Phylum
med head
Teegeshaped head
Od tego
Oder Test

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

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms