Answer:
D. A signal is sent down an exon within a nerve cell
Explanation:
➜ <u>Mendel conducted breeding experiments with garden peas</u>:
[i] He studied plants (pure) of a tall/short varities.
[ii] He crossed them and obtained F1 progeny.
[iii] He found that F1 progeny was all tall plants.
[iv] He selfed the (hybrid) plants if F1 progeny.
[v] He found that in F2 progeny there were tall as well as short plants.
[vi] The three quarter plants were tall and one quarter was short.
(or any other contrasting character may be taken).
<u>Note</u>: Here, F1 means <u>First fillial generation</u> and F2 means <u>Second fillial generation</u>.
Answer:
C.
Because plants reproduce like humans. It may seem like it is the wrong answer but it is right. I learned this in eighth grade my guy.
Explanation:
I think it might be metaphase because all of the chromosomes are lined up in the middle :) either that or anaphase!
Answer:
I believe that the protists were the first organisms on earth. And the other 5 kingdoms then came from the protists.
I think that's it! :)
