This is my cat MACKIE is she cute rate 1/10​

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

What makes a dominant allele different from a recessive allele