according to darwin, why do modern giraffes have long necks?
a
giraffes have always had long necks like the modern ones.

b
earlier short-necked giraffes stretched their necks over a long period of time.

c
ancient giraffes developed short necks and pass this trait to their offspring.

d
giraffes born with longer necks would survive better in an environment with tall tr

9. the history of life on earth is recorded in

Pls need ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

Several billion years ago which gas was the least prevailant in the atmosphere