Multiple choice

If lethality is existing in a population, then it is because of _________.

  1. heterosis

  2. heterozygosity

  3. both homozygosity and heterozygosity

  4. homozygous dominant

  5. homozygous recessive

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

Heterozygosity is always inherited because of recessive gene.