The following statements refer to genetic factors: Joey has green eyes, Joey is very tall and Joey has brown hair. Hope this helps!
The horse and donkey, though closely related by sharing a common ancestor, are different species. They have different number of chromosomes hence pairing of homologous chromosomes during fusion of gametes becomes complicated. The mule will have an extra chromosome from the horse hence will have abnormalities such as sterility. A Mule is unable to reproduce due to this same phenomenon. Homologous chromosomes are not well paired for meiosis I.
Answer:
Gregor Mendel
Explanation:
He was the first to describe how characteristics are passed down from generation to generation.
