5. The cells that function with the sieve tubes are the
a. vessels.
b. companion cells.
c. adjunct cells.
d. sclereids.
e. periderm.

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.