Answer:
(C RNA can catalyze biological reactions and most likely appeared before DNA.
Explanation:
From my knowledge, I believe...
RNA most likely appeared before DNA and is known to be an unstable molecule.
<em>kiniwih426</em>
The answer would be C, double fertilization produces a triploid zygote and a tripped endosperm!
Answer:
Archaebacteria
Explanation:
Archaebacteria is a group of single-celled organism present on the earth which are thought to be descended from the ancient bacteria.
These bacteria can survive the extreme or harsh conditions present on the Earth-like in the hot springs.
The archaebacteria cell membrane is made up of ether-linked phospholipids which are ester-linked in Eubacteria and eukaryotes. The sugar present in the archaebacteria is very similar to peptidoglycan in composition but it is not peptidoglycan.
Thus, Archaebacteria is the correct answer.
Connective tissue is the tissue of a living organism that does not directly correspond to the work of any organ or organ system, but plays an auxiliary role in all organs, accounting for 60-90% of their mass. Performs basic, protective and trophic functions. Connective tissue<span> has three main components: cells, fibers, and ground substance. </span>Connective tissue<span> is classified into two subtypes: soft and specialized connective tissue. Its main functions are connecting function, keeping water balance, healing function, protection, and trophic function. </span>
