Phytoplankton functions as

A. a food source for zooplankton.

B. a producer of oxygen by photosynthesis.

C. a food source for many large organisms.

D. all of the above.

DNA regions that reside between genes on a chromosome are called

Both of these pups are from the same litter. Notice their both have brown eyes. What do you know about the eye color of the parents, all dogs have brown eyes, both of the parents must have brown eyes, dogs inherit their eye color from their mom, at

You find a forest with a few different tree species: maple, oak, hickory, and tulip polar. You determine that the maples are abundant in the understory, and the hickories have the largest biomass.

Which type of stars is very hot but gives off little light?

The requency of the red eyes (p ellele) in fruit flies is 63% what is the frequncy of the white eyes allele q allele

What does the Eurasian Boar threaten?

When randomly selecting adults, let M denote the event of randomly selecting a male and let B denote the event of randomly selecting someone with blue eyes. What does Upper P (M|B) represent? Is Upper P (M|B) the same as Upper P (B|M) ?

Which of the following processes occurs during meiosis and not mitosis? A. Cytogenesis B. Crossing-over C. Crossing-under D. Cytokinesis

A client is taking the prescribed dose of phenytoin (Dilantin) to control seizures. Results of a phenytoin blood level study reveal a level of 35 mcg/mL. Which finding would be expected as a result of this laboratory result? 1. Hypotension 2.

The scientific name for the dog is Canis lupus. The scientific name for the domesticated cat is Felis catus. Dogs and cats live together, play together, but they do not have offspring together.