Which of the following is not a characteristic of mitochondria?
a. mitochondria are considered to be the “powerhouses” of the cell.
b. mitochondria produce most of the energy needed by the cell.
c. mitochondria capture energy from sunlight to make food for the cell.
d. mitochondria are rod-shaped organelles found in very active cells.

Select all the true statements about the cosmic microwave background radiation

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,