The composition of a star can be identified by
A. its apparent magnitude
B. the size of the star.
C. the lines in its spectrum.
D. the intensity of its radiation.

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.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

What is used to keep track of the gamates and possible offsprings combination