During transpiration, water exits the leaf via the
a. root.
b. tracheids.
c. mycorrhizal.
d. stomata

Which of the following is a cause of a dna mutation? o a. the linking of amino acid subunits into a long chain o b. the transcription of dna into rna o c. an error in the repair of damaged dna d. the diffusion of molecules across the cell membrane submit

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?