The role of 3tc in inhibiting hiv reproduction is to interfere with enzyme trancriptase since it has a similar shape to the c nucleotide of DNA.Reverse trancriptase pick up 3tc molecule which led to termination of DNa further thus block reproduction of HIV.
Sulfhyfryl group! I swear I remember Bill Nye saying that when you perm straight, you’re breaking and rearranging sulfur bonds!
Deserts has a very dry and hot climate, this may increase the water loss of plants through the leaves. Therefore, to prevent large amount of water loss in cactus, their leaves are modified to spines to reduce the surface area. In addition, the thick photosynthetic stems can help absorb and store more water, which is the necessary element for living things.
Answer: 50%
Explanation: depends on the eggs
