An organized structure composed of many cells, in which all of the cells live and work together, is characteristic of?
a. a single-celled organism
b. a biofilm
c. a colony
d. a multicellar organism

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

In pea plants, the allele for inflated pod seed, i, is dominant over the allele for constricted pod seed, i. the punnett square shows a cross for this trait. which offspring will be homozygous dominant

When energy is used, atp molecules convert to adp molecules. this process is called