Which of the following describes photosynthesis? the plant take in oxygen, water, and nutrients to make food for humans
the plant gets rid of carbon dioxide as a waste product
the plant takes in carbon dioxide, water, and sunlight to make food for itself
the plant reproduces in the chloroplast

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Which direction does the energy flow in this energy pyramid ?

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.