Which is a black hole? -A planet with extremely strong gravity
-A massive star at the center of the gravity
-A body with strong gravity that nothing can escape
-A large object in space that reflects all light

Which statement describe events that occur during interphase?

Select all that apply genes are specific nucleotide sequences occur in numbers that are the same as the number of chromosomes are located in a specific place on a chromosome determine the traits of an organism are units of rna

Which are reasons cells undergo cell division?