Answer:
Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play.
Explanation:
B. Consumers produce Co2 for which plants need to allow photosynthesis to turn back into oxygen.
Answer:
While doing medical research on the human subject, following limitations are unavoidable:
a). Privacy: The privacy of the subject involved in the research should be maintained.
b). the subject must be allowed to the minimal exposure to risks and it must be tested on animals first to avoid deaths.
c). The risk associated with the physiological and physical well being of the subject must be considered.
d). The subject must be well instructed about all the risk and procedure involved in the research.
Answer:
C. Primers are short sequences that allow the initiation of DNA synthesis.
