What are the four groups of organic compounds found in living things?

Which one is not a cell of an immune system? a - white blood cellsb - t cellsc - b cellsd - red blood cells

Which of the following describes a genotype

A patient does not have a family history of hypertension. This means which of the following? She will not get hypertension, even if she is a heavy smoker. She will not get hypertension, regardless of her red blood cell count.

Like logistic growth, exponential growth a. is slowed by limiting factors. b. exhibits a period of rapid growth as the population size increases. c. can be plotted in the shape of an S curve. d. reaches its carrying capacity over time.

When can a compound be treated like an element when balancing chemical equations?

Which of the following could be a sequence in the carbon cycle? A. plants take in carbon dioxide and produce glucose animals break down glucose and release carbon dioxide animals consume plants B.

A feature or behavior that develops in a population, not just in an individual organism, that allows for improved function and survival in the environment is considered to be a (an)

What are red blood cells and it function

One student did an experiment with sea water. The steps of the experiment are shown below. Heat 0.5 liters of sea water in a beaker. Observe the sea water boil after about 5 minutes. Continue to boil the sea water till its volume becomes 0.1 liters.

Which object performs a function similar to that of the human body's skin? A. camera lens B. house frame C. astronaut suit D. telephone wire