Related Biology GCSE answers
All answers ▸Ben has red hair, and his wife has brown hair. The allele for red hair is recessive (r) and the allele for brown hair is dominant (B). Their son also has red hair. What is the genotype of Ben's wife?
What is the difference between a gene and a chromosome?
Name all food groups you should eat to have a balanced diet.
A student cut a piece of potato into 10 discs, each 1mm thick and with a 10mm diameter. He then placed them in a beaker of deionised water. After a couple of days, they had increased in size- both thickness and diameter. Explain why this is the case.