Answer:
c. The presence of equal quantities of L- and D- amino acids.
Explanation:
All living entities have only L-type of amino acids in their cells from the origin of the life itself. Except a few bacterial cells walls may produce D-type. The presence of equal quantities is another whole new matter.
Answer: gnetophytes
Explanation:
This is the only division in the gymnosperms that closely resembles the angiosperms (flowering plants) by carrying out double fertilization. Two groups in the gnetophytes division: Ephreda and Gnetum carry out this form of fertilization
How about "recombinant DNA?" Which is the result of DNA cloning as ttom suggests.
Above 7 is basic. Below 7 is acidic