<span>Similarly to cells, viruses can spread and grow, as well as mutate. They can change what they do becoming even more deadly or they can become immune to medicine. They can also spread from cell to cell, then from people to people, change the way they spread as they mutate, and many many other things that are usually bad for humans.</span>
Answer:
The correct option is;
A. If snack are wrapped in aluminium foil, then the snacks will not be eaten by seagulls
Explanation:
It has been observed severally that birds including seagull tend to avoid shiny objects. As have been proven by research, birds are not drawn towards shiny materials and shiny articles can be used to scare off birds. Articles like CDs, plates of aluminium and tinfoil and be arranged so as to be glaring in order to ward of the birds
Similarly, placing shinny articles around a property keeps away.
Answer:
duplicate their chromosomal DNA prior to nuclear division
Explanation:
Mitosis and meiosis both involve duplication of a cell's DNA content. Each strand of DNA, or chromosome, is replicated and remains joined, resulting in two sister chromatids for each chromosome. A common goal of mitosis and meiosis is to split the nucleus and its DNA content between two daughter cells.