Serendip
Genetics
A handout on genetic inheritance begins with a reading on alleles and how they can result in albinism. Junior geneticists learn to complete Punnett squares and participate in a coin toss simulation of allele pairing. They also learn...
CK-12 Foundation
Ck 12: Life Science: 11.71 Fertilization
Learn about the fertilization of an egg and sperm.