<span>Nucleus is the central organelle of the cell which encloses the DNA. Apart from the nucleus, there are few other organelles which have their own DNA.Mitochondria,power house of the cell has its own DNA.so the selected cell possess is mitochondria and chloroplasts.</span>
Answer:
Skin cell has 10 chromosomes.
Sperm cell has 5 chromosomes.
egg cells has 5 chromosomes.
Explanation:
If the fruit fly egg has 5 chromosomes, then the skin has 10 chromosomes because skin has diploid i. e. double number of chromosome. There is always haploid or half number of chromosome present in the sex cells such as sperm and egg cells of any organism. When the sperm and egg cells fuse together they formed the organism which is a diploid i. e. double number of chromosome.
They do lower the activation energy but they provide an alternate pathway for the reaction to happen quicker and they do not get used up in the reaction
B I think(sorry if you get this wrong)
Explanation:
when the ball rolls down a hill potential energy conversion takes place to kinetic energy. and when it starts rolling down the hill, then kinetic energy=1/2mv^2
