Free points only for boys i will add a nother one just for girls

The instructions for the genetic traits of an organism are directly determined by the a-numbers of a, t,c and g units in a sugar molecule b-sequence of the bases in dna molecules c-length of a dna molecules d-way the bases are paired in the two strands of a dna molecule

Based on their relative positions in the periodic table, which two elements would have the same number of valence electrons?

Which term is applied to a scientist who studies ancient life, including animal and plant fossils? a- paleontologist b- geophysicist c- dendroclimatologist d - anthropologist