Abacterium closely associated with humans is known to be responsible for gastric ulcers and
stomach cancers. the genus of this bacterium is:
a. heliothrix
b. helicobacter
c. herpetosiphon
d. histophilus
e. herbaspirillum

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

What are they five steps of cloning?

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million