Something that would be considered a disadvantage is in a fight where your opponent has 2 arms and you only have one arm to fight him with.
Ion uptake through Capillary action on the xylem vessels of the plant best enables a plant to produce a steady supply of chlorophyll.
Chromosomes come from genes. All females produce eggs with an X chromosome, and sperm that fertilizes it will have either an X chromosome or a Y chromosome.
Don't really remember, but I guess
radiation from sun
then to autotrophs that make food
then to consumers
then back to soil for fossils and back radiation from earth.
I don't know that is all I remember. And correct me if i am wrong.<span />
Answer:
According to molecular evidence, the closest living relatives of whales are, quite surprisingly, the artiodactyls, a group of hoofed mammals that includes deer, cows, sheep, pigs, giraffes, camels and hippos.
Explanation: