The answer is D! birds have to migrate for winter to find an abundance of food! they learned this over time making it a learned adaptation
It would be temp if my teacher explained it right. hope this helps
Cells require a structure that regulates the transfer of material in and out of the cell. This structure is the –
Cell membrane.
The two major contribution in forensic science made by Hans Gross are the following:
1. He is one of the founders of criminalistics for his research on the subject and the release of his book criminal investigation in 1891. The book was the first of its kind to be published which helps establish the science of forensics especially in terms of a cross transfer evidence from criminal to the victim.
2. He detailed the assistance that investigators could expect from the fields of microscopy, chemistry, physics, mineralogy, zoology, botany, anthropometry and fingerprinting. He later introduces the forensic journal, which improves methods of scientific crime investigation.
