Answer:
The early central nervous system begins as a simple neural plate that folds to form a neural groove and then neural tube.
Explanation:
https://embryology.med.unsw.edu.au/embryology/index.php/Neural_System_Development
Answer:
The answer is A.
Explanation:
The answer is A. Scientists now studying from approximately 66 million years ago in the prehistoric era say that all of the dinosaurs died when the colossal asteroid impacted all of them. This is what started the cretaceous era.
Here you go! I tried my best with explaining my answer.
Answer:
improve resistance to pests, reduce the need for pesticides, and increase survival rates in adverse growing conditions.
Explanation:
In order to improve the quality of crops used to produce food, scientists can introduce new traits into plants. This is done by plant biotechnology, and manipulating plant genomes using advanced molecular techniques.
Examples of desirable traits needed for crops include the ability to tolerate a wider range of environments, improved resistance to pests, higher yields, better taste profiles, and larger fruit.