Answer:
Fossil steroid and molecular clock evidence suggests that animals originated between 770 and 710 million years ago
Explanation:
B. It provides information about why certain measurements are made in an experiment
From experience, to be able to have background research helps in the design of an experiment because it would tell you what is being measured in a experiment. Without the background information, my whole class got lost on what to do until my teacher told us what we had to measure and how we could measure the experiment.
Answer:
Is it a true or false question cuz it would be true
Answer:
Production of ATP / cellular respiration
Explanation:
The mitochondrion is the powerhouse of the cell. It is responsible for cellular respiration.