What "muscular tube" carries food between the pharynx and the stomach?. A. small intestine. B. epiglottis. C. esophagus. D. large intestine

What was found by astronomers who noticed a strange pattern in the orbit of uranus?

Why do all the normal cells in the human body have the same number of chromosomes?

Genes are segments of DNA that determine the phenotype of an individual. Pea colors can be yellow or green. When two plants that produce yellow peas were crossed, the offspring produced green peas. This is because the parents were for pea color.

What are the three main parts of the circulatory system?

What would happen to an organism if one of the organ systems were to disappear?

How does a vascular plant's phloem differ from its xylem? A. Phloem is found only in the leaves. B. Only phloem transports water. c. Only water flows through phloem. D. Phloem has a two-way flow of materials,

Many mutations have been identified in the lac operon. A particular mutation prevents the repressor protein from binding to the operator under all circumstances.

What is the independent variable in this experiment? A) temperature B) Number of chirps C) Number of crickets D) Location of the laboratory

The parents of a client with a mental illness being cared for at home tell the nurse that they have been feeling overwhelmed lately. they say, "we need to get away for a few days to recharge ourselves.

Explain how the conversion of wetlands to farmland has impacted streams and rivers.