Multiple choice

During fertilization, two cells fuse but the blastomeres formed from the division of the zygote contain the same number of chromosomes as the body cells because

  1. meiosis occurs during cleavage

  2. sperm-chromosomes are completely lost

  3. meiosis occurs during gametogenesis

  4. arrhenotoky occurs during gametogenesis

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

During fertilization, two cells fuse but the blastomeres formed from the division of the zygote contain the same number of chromosomes as the body cells because meiosis occurs during gametogenesis.