What structure is required to be present in order for a reactant to turn into an intermediate during a normal reaction?
a. Enzyme
b. None are required
c. Substrate
d. All are required.
e. Product
a
Biology & Microbiology
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Oxygen did not accumulate in the early atmosphere until it reacted with reduced materials, especially ________, in the oceans
A) hydrogen B) elemental sulfur C) ferrous iron D) nitrate
Biology & Microbiology
The eyespot is a light-sensitive structure found in photosynthetic kinetoplastids
Indicate whether the statement is true or false.
Biology & Microbiology
Which of the following types of interactions is advantageous for one species, but has a negative effect
on the other?
a. predation b. herbivory c. mutualism d. parasitism e. predation, herbivory and parasitism
Biology & Microbiology
Adaptive immunity has a response time of ____
a. immediate response b. 1-2 days c. 7-10 days d. 2 weeks e. one month
Biology & Microbiology