Although the Genetic Contributions of Egg and Sperm Nuclei Are

Multiple Choice

Although the genetic contributions of egg and sperm nuclei are equal,the egg contributes more than the sperm to cell differentiation because of its

A) larger size.
B) cytoplasmic determinants.
C) proteins.
D) cytoplasmic determinants and proteins only.
E) cytoplasmic materials, enzymes, mRNA transcripts, and larger size.