Answer:
the nervous system uses electrical impulses to send signals through neurons, whereas the hormonal system uses chemical messengers transported into blood plasma to target cells.
Explanation:
Hope this helps.
Answer:
Immortal cell line
Explanation:
An immortalised cell line is a population of cells from a multicellular organism which would normally not proliferate indefinitely but, due to mutation, have evaded normal cellular operation and instead can keep undergoing division. The cells can therefore be grown for prolonged periods in vitro
Immortal cell lines are a very important tool for research into the biochemistry and cell biology of multicellular organisms. Immortalised cell lines have also found uses in biotechnology.
Answer:
50%
Explanation:
i'm going to do a punnet square below. so the man has 1 x-chromosome and 1 y-chromosome but i'll capitalize his x because color deficiency is on the x chromosome. the woman is xx and both lower case because she is not a carrier
woman
x x
X Xx Xx
y xy xy
DNA is the correct answer but next time put answer choices so that people can better answer your questions. Thanks!
Answer:
Direct contact.
Explanation:
Since it was spread through facial tissue, physical contact is needed.
Hope this helps! :)
