Answer:
option D
Explanation:
Negative feedback is a mechanism in which function of a cell or an organ is decreased. It lessened the output of a system and maintain system function which is known as homeostasis. It is a regulatory mechanism of normal physiology. Some of examples are
blood sugar level regulation, regulation of blood pressure, thermoregulation and many more.
DNA Replication is the process of making many copies of DNA. If it helped please mark as the brainliest answer
Answer:
a) recovered from pituitary glands removed from human cadavers.
Explanation:
- The human growth hormone is responsible for growth along with cellular proliferation and reproduction in humans.
- The hormone is secreted by the pituitary gland.
- Therefore, before the recombinant DNA techniques were available the hormone was isolated from the pituitary glands fo human cadavers.
- However, this method was not continued because the extract hormone became a source of infection for diseases such as the Creutzfeldt-Jakob disease.
- Therefore, alternatives were looked for and with the advent, in recombinant DNA techniques, the scientist was able to successfully make the recombinant human growth hormone as well.
Answer:
yes
Explanation:
because oxygen and carbon dioxide is formed into water by the gills