Which of the following is least likely to produce genetic variation in the offspring of an individual? a cross over event during meiosis that creates a new combination of alleles in the gametes

the random fertilization of an egg cell by a sperm cell during sexual reproduction

a DNA replication error caused by DNA polymerase in a body cell of the individual

independent assortment of chromosomes during meiosis that creates a new combination of alleles in the gametes

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

Which description provides the best objective summary of the article in the passage?

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine