How has the cell theory changed over time? Please help

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.