Answer:
the 1rst and 2nd
Explanation:
all fertile individuals can breed with one another and individuals vary genetically
Answer:
I think the cauae of substitution they involve swapping of one nucleotide for another during DNA repliction.For example,during repliction,a thymine nucleotide might be inserted in placed of a guanine nucleotide
Answer:
MHCI
Explanation:
Major histocompatibility complex I (MHCI) is present on the nucleated cells of the body. Endogenous pathway represents the pathway of MHC class I molecules.
MHCI display peptide fragment of proteins to the cytotoxic T cells with the help of CD8 ( Cluster of differentiation). CD8 binds with the MHCI and expressed on the surface of cytotoxic T cells.
Thus, the correct answer is option (D).
The answer to this is Quaternary.