First right answer will be marked !
which of these is an example of a spiecies changing over time?

a) after the death of the chestnut trees, oak trees became the dominant spiecies.
b) a morning glory plant is found curled around a mailbox.
c) a birch tree in the forest reached its full mature height.
d) a ground level plant develops curling tendrils that wrap around other object so it can "climb"

Are produced in the light reactions and used in the calvin cycle. a)nadh and atp b)electrons and sugar c)nadt+ and adp d)sugar molecules

Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.