Worth 15 for 2 easy questions multiple choice second questions even easier than the first im pretty sure the answer is c just checking

which of the following conditions would likely prevent the assembly and survival of new kinds of organic molecules on earth today?

a. the presence of bacteria and other life forms

b. the presence of carbon dioxide

c. the supply of atoms that serve as raw material

d. the light and warmth from the sun

2.
several different species make up a

a. family.
b. genus.
c. kingdom.
d. phylum.

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)