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The nervous system regulates some actions of the body automatically. Which of the following is NOT a reflex action?

The functioning of enhancers is an example of

Which is a single-ringed nitrogenous base? answers?

The time period from one noon to the next is called a A. solar day. B. lunar day. C. lunar night. D. solar night.

Afferent neurons: Group of answer choicesa) transmit information about the outside world to the spinal cord and brain. b) convey messages from the brain and spinal cord to the muscles of the body controlling movement.

Which of the following is descriptive of pertussis? a. Initial stage resembling the common old b. Prolonged illness, sometimes symptoms may last for months. c. Bacterial disease treated with erythromycin c. All of these are descriptive of pertussis

Which statement about the cell membrane is true? A. It contains cellulose and sugars that are involved in communication. B. It is present in animal cells only. C. It is rigid and elastic for supporting the cell's shape. D.

Hailey needs to identify internal costs so she can price her product accordingly. Which cost will be part of Hailey's calculation? A. cost of endangering species B. cost of deforestation C. cost of air pollution D. cost of disposing by-products E.

What is the main difference between prokaryotic and most eukaryotes cells? A. Eukaryotic cells from multi-cell tissues, Prokaryotic cells are single cell. B. Eukaryotic cells from single cell, Prokaryotic cells are multi-cell tissues. C.

List (A) the primary materials necessary for and (B) The materials produced by photosynthesis