8. What is the role of DNA in controlling cellular activity? A DNA determines which enzymes are produced by the cell.
B DNA is used by cells for the excretion of nitrogenous wastes.
OC DNA provides energy for all cell activities,
OD DNA provides nucleotides for the construction of the membrane.

Consider this plant cell which organelle is labeled g

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.

Which organelle breaks down sugar molecules that supply energy to the cell ?