What is an organism made of one cell called? a. tissue b. eukaryote c. multicellular d. unicellular

Of the pollutants that form acids in the atmosphere, which is easiest to reduce? a. sulfur dioxide b. nitrogen dioxide c. ozone d. carbon monoxide

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin