On a small swampy island off of the coast of Maine, mosquito larvae, which feed on algae, are eaten by Atlantic salmon. In turn, the salmon are eaten by black bears.

Which would be hotter in the northern hemisphere, sunny day or cloudy day in July? Explain.

A child with a body mass index (bmi) equal to or greater than the 85th percentile, but less than the 95th percentile, is:

Which process does not occur in the Krebs cycle? a. A 4-carbon molecule is recycled. b. Glucose is broken down into two pyruvate molecules. c. Pyruvate is broken down into a 2-carbon molecule and carbon dioxide. d.

Sophie says dolphins and sharks look very similar, so they must be related. Jake disagrees, saying DNA evidence has shown that dolphins and other aquatic mammals are actually more closely related to the ancestors of modern hippos.

The most likely explanation for the high rate of sympatric speciation that apparently existed among the cichlids of Lake Victoria in the past is: A) sexual selection. B) habitat differentiation. C) polyploidy. D) pollution.

A 10-year-old male presents with fever, lymphadenopathy, arthralgia, and nose bleeds. he is diagnosed with rheumatic heart disease. while planning care, which characteristic changes should the nurse remember?

What conditions would be predicted based on the information in the weather map? A) The advancing mass of cold air creates a low pressure area. B) The cold front advances without bringing any change in the weather.

Climate zone have different climates mostly because

Scientists who study rock formations in caves describe some of the formations as "living rock" because, under certain conditions, they increase in size. Which statement would best dispute the claim that these rock formations are living?

Baltes (1993) identified three factors that make a person wise: (1) general personal conditions such as mental ability; (2) specific expertise conditions such as mentoring or practice; and (3) :