Viruses are considered non-living organisms because:

a. they contain dna

c. they contain rna

b. they cannot reproduce outside a living cell

d. they cause disease

Weight is best descried as? A. the interval between two events B. a measure of gravitational force on an object C. the amount of matter in an object D. the amount of surface included within a set of boundaries

A microbiologist obtained two pure biological samples: one of a virus and the other of a viroid. unfortunately, the labels had been lost. the microbiologist felt she could distinguish the two by analyzing for the presence of a single molecule.

In a prokaryotic cell, most ribosomes are

What criteria is used to determine how organisms can be divided in a community?

Assume you have a U-tube with a semipermeable capillary membrane made of simple squamous epithelium separating the solutions on either side.

Are chuckwallas producer, an herbivore, a carnivore, a scavenger, or a decomposer?

How do plasma proteins such as albumin regulate the amount of drug circulating in the blood?

In which domain would multi-cellular organisms be classified?

Why is a trait inherited by incomplete dominance is not a blend of 2 alleles

Which body action is unlikely to occur during a fever? a. Shivering b. Decrease in heart rate O C. Flushed cheeks d. Sweating e. Increase in respiration