Answer:
The correct answer is option C.
Explanation:
Human subject research is an investigation or research that include human as the subject. In other words, An Investigator conducts clinical research on humans getting data through interaction and intervention of individuals.
investigator A has investigated biological specimens. These specimens are coded and linked to the identifiers. Investigator B's research using biospecimens human subject is not according to the human subject research in the federal regulations as investigator B did not get the individual identifiers.
Thus, the correct answer is option C.
If they are both heterozygous black guinea pigs they both carry the allele for white fur. Therefore, the phenotype ratio would be 3:1 (75% offspring will be black furred, and a 25% it will be white furred). You can figure this out by using a punnet square too.
Answer:
By the separation of the East African Rift, there were a difference among them.
Explanation:
Both Monkeys and Apes, have a common ancestor, in the late Oligocene, around 25 million years ago. But later, there were a branch in the East African Rift. This was a product of the crash of the Asian and Indian Continental plates, pushing the Tibetan Plateau. In an area that some day were flat, now some mountains, deep lakes and valleys appear. The new mountains, were a natural barrier for the sea wind, causing a dry weather and the lost of forest in this are. Since this is a topographical limits for some species, then the differentiation starts to Apes and Monkeys. One of the evidences is that the first hominids could develop the brain capacity, also the brain size.
Hope this info is useful.
These structures have the function to move around.
Option: C
Explanation:
Tortoise is one animal who used to hide its body under a protective shell. To move its body parts take sharp bend and move around. It belongs to reptile family. It has four legs. Turtle's leg only appeared when it move on the land surface. It takes much time to move. Whole body remain under the shed of hard shell.
Turtles easily move into the water. They are good swimmer. They faced difficulties in moving on the ground mainly on undulating surface. They move very awkwardly. Their body weight is very heavy that is one of the problem in crawling.