Answer:
A
Explanation:
The correct answer choice is not B,C, or D so it should be A
Future generations will have the same frequencies of the A and a alleles as generation 2. Individuals with the aa genotype could be produced.
Answer:
The term geotropism (sometimes called gravitropism) describes how plants respond to gravity. Roots are termed positively geotropic; that is, they grow toward the direction of the pull of gravity.
Explanation:
Answer:
its the fourth one gg
Explanation: cus im right
Answer:
XDxd
Explanation:
the recessive allele for the disease is represented by (d).
the dominant allele for not having the disease is represented by (D)
in order to not be affected, we know that the mother must have one uppercase D, so the last option is wrong. And in order to pass it on to her child, she needs one lower case d (to give to the child). So the second answer is correct. good luck :).
Answer:
By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can tell us a lot about the past.
Explanation: