Answer:
The human body uses 21 amino acids to make the proteins it needs to function.
Inference. It is important to distinguish between observations and inferences. ... When you do something with that observation, like draw a conclusion or offer an explanation or decide that a chemical reaction occurred, then you are making an inference.
Answer: Cellular respiration occurs in the mitochondria. what are the inputs and outputs of photosynthesis. the inputs of photosynthesis are carbon dioxide, water, and light energy.
Explanation: Googled it
<span>A: The proportions of a population that are at different age levels make up the population’s age structure. </span>
According to ChaCha.com, "Parthenogenesis is a form of agamogenesis in which an unfertilized egg develops into a new individual. Parthenogenesis occurs naturally in many plants and invertebrates. This differs from other forms of asexual reproduction because an egg is used."
