Which of the following is True?
A.)Fertilization requires two haploid cells,
B.)Homologous chromosomes have the same alleles, but they may have different genes.
C.)Diploid cells have two identical copies of each chromosome.
D.)Both A and B are true.

Could someone me with number one you

Asegment id dna that is artificially created from two or more organism through use of dna enzymes in a laboratory is called a segment of dna that is artificially created from two or more organisms through use of dna enzymes in a laboratory is called

Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?