)a vaccine that fits the first general rule on immunization "the more similar a vaccine is to the natural disease, the better the immune response to the vaccine" is

The correct answer in the given statement above in a way of completing it is the MMR. The MMR vaccine is a vaccine used for immunization in means of fighting certain diseases such as rubella, mumps and even measles in which is being administered by injection.

human-caused climate hope this

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).