NACL is the correct answer
Answer:
Option "A" might be the correct answer
Explanation:
there are some of those viruses where it can be quite potent. Some viruses, such as the rhinoviruses, seldom cause serious illness. But others, such as parainfluenza and respiratory syncytial virus, can lead to severe lung infections in young children.
<span>The carapace or shell is an exoskeleton or external skeleton found in certain invertebrates. The carapace provides protection and rigidity to the organism. In rats the skeleton gives rigidity and protects organs.
Also, the muscular system helps in maintaining shape and helps protect many organs.
Hence the skeleton and muscles in rats perform equivalent functions as the carapace of other animals.</span>
D.) the rise in the prey pop proceeds a rise in predator pop.
first the prey increase offering more food for there predators then they decrease while the predator increases
Answer:
Sister chromatids on the top and Chromosomes on bottom