Ican predict that if female b mouse mate with male b mouse they would be able to produce offspring with curly tail because

If both parents had a curly tail than most likely the offspring of them would also have the same genes such as a curly tail

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: