Answer:
c. to protect the organism
Explanation:
Answer:
The major similarities between cell types ( prokaryotes and eukaryotes ) are: Both have DNA (deoxyribonucleic acid) as a genetic material. Both are surrounded by a plasma membrane. Both have ribosomes.
Explanation:
if u need to, translate it on google to spanish
;D
it is B cells produce antibodies and T cells destroy infected cells
<span>Perhaps surprisingly, lakes and rivers constitute a tiny proportion of the world's total freshwater, so answer (b) is correct. Most of the freshwater on our planet is in fact locked up in ice and glaciers, some 68%. The majority of the rest, 30%, is actually underground, in springs and other groundwater feeders. That leaves just 2% that makes up all the rivers, lakes, ponds and other visible freshwater reservoirs that we see in our day-to-day lives.</span>