1.) which cell organelle contains rrna?

select one:
a. cell membrane
b. ribosomes
c. mitochondria
d. nucleus

2.) which of these is the basis of most cell functions?

select one:
a. lipids
b. nucleic acids
c. carbohydrates
d. proteins

What statements describe a host organism?

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes