Explain why independent assortment does not apply to some pairs of genes

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

If a human has 23 pairs of chromosomes in every muscle cell of its body how many chromosomes will be in a human egg or sperm

In a cladogram, what occurs at a node? a derived trait appears. evolution is stopped. an ancestor dies. the cladogram ends. aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100%