Answer:
#1 grasses, acacia tree
#2 zebra lion
#3 C
#4 B
#5 A
also answers to photo 3 4 and 5
photo 3. D D C
photo 4. C C B
photo 5. rabbit hawk fox
Answer:
peptide antigens by MHC class II molecules
Explanation:
Helper T cells are activated by peptide antigens by MHC class II molecules. These antigens express on the surface of antigen-presenting cells (APCs). After activation, the T helper cells divide and secrete cytokines to assist the immune response.
Answer:
I would say <u>It is a ribosme which assembles proteins in eukaryotes</u>
