Four T antigen mRNAs are made by differential splicing of a common transcript. Which T antigen mRNA is made from the longest transcript?

The polyomavirus SV40 can produce tumors in mice and transform normal mouse cells into immortal cells. Which of the following must occur in normal mouse cells to get transformed by SV40?

Simplify the expression.-5

Factor.64×2 – 81y2

Simplify the expression.(-3×3)2

Add or subtract as indicated.(3×3 – 7×2 – 4x – 9) + (4×3 – 2×2 + 2x – 7)

Factor.xy + y + 6x + 6

What is the immediate result of fertilization in a sexually reproducing diploid organism?

Why does the plasma membrane allow some chemicals to cross more easily than others?

Which statement is part of cell theory?