Oviparity as well as having amniotic eggs can be found in birds as well as reptiles and amphibians. Mammals are also included along with insects as well. Hope these are correct and these will be of big help in this assignment.
Since parent of both Justin and his wife Brittany have blood group ab, this means Justin is homozygous(aa) for blood group a and similarly his his wife Brittany is also homozygous (bb) for blood group b. Therefore, Justin and Brittany's son Theodore will certainly have ab blood group.
Answer:
A. Many environments are not suitable for fossil formation.
The correct option is C.
Roundworm belongs to the kingdom animalia and to the phylum nematoda. It has round, unsegmented, smooth and thin body which can grow to the maximum of four feet in length. It has a bilateral symmetry. A roundworm has no skeleton and it reproduces sexually.