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

Which statement is true about the spleen? a. It filters the lymph much the same way the lymph nodes filter the blood. b. It harbors eosinophils waiting for parasites to attack the body. c.

What does it mean if s molecule is moved against the concentration gradient

What type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on repeated experimentation with similar results? A - Hypothesis B - Theory C - Law D - Probability

Yeast and sugar are added to water, the gas produced is captured, and its volume is recorded. Which variables should be held constant during this investigation? i know the answer, just need an explanation as to why

Members of which phylum contain stinging capsules that poison the entangled prey? Rotifera Porifera Cnidaria

Scar tissue is made from what tissue

In human body temperature is kept fairly constant by automatic responses controlled by

Which blood component makes up 41% of the blood's volume?

Which is the process used by the cell to rid itself of unwanted, large substances?

Which characteristics accurately describe earthworms? Check all that apply. segmented body containing setae open circulatory system gas exchange through gills complex nervous system sexual reproduction