Base Pair
Attached to each sugar is one of four bases--adenine (A), cytosine (C), guanine (G), or thymine (T). The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
The portal vein directs blood from the GI tract to the liver. The liver is the first organ to receive nutrients that are absorbed from the GI tract. It is the ‘gatekeeper’ and is responsible for filtering out possible toxins before they reach delicate tissues such as the brain.
Answer:
I'm not sure but I think it is parasitic
Answer:
Explanation: I think it’s the first one
Anticodons are a part of transfer RNA(tRNA) molecules, and corresponds to a codon on a messenger RNA(mRNA) molecule.
Your answer is A, anticodon; codon.