Answer:
All chemical reactions involve energy.Energy is used to break bonds inreactants, and energy is released when new bonds form in products. Endothermic reactions absorb energy, and exothermic reactions releaseenergy. The law of conservation ofenergy states that matter cannot be created or destroyed.
To maintain a structure for the muscle to attach to.
<u>Answer</u>: The cell membrane takes in nutrients that the ribosomes use to create essential proteins for cell growth and reproduction.
Nutrients are absorbed by duffision via the cell membrane. Ribosomes are the organelles responsible for the production of proteins, known as protein synthesis.
They travel at the same speed.
Answer: reproduction, heredity, variation in fitness, variation in fitness in individuals among members of the population
Explanation: