Neither of these are minerals, B.
Its not A because, they are not natural materials but instead made up of natural materials, like a rubber tree.
Its not C because, like I said, plastic is made from rubber trees, this garentees it doesnt have a crystal structure.
Its not D because, concrete is not a mineral and has indefinite composition.
They have both DNA and RNA as their genetic material.
Following gastrulation, the next major development in the embryo is neurulation, which occurs during weeks three and four after fertilization. This is a process in which the embryo develops structures that will eventually become the nervous system
Answer: No
Explanation:
Dr. Fisher was lying on the back thus postmortem staining can be observed on his back. But if the body was moved after death then postmortem staining can also be observed on different parts of the body that can be the front part.
Answer:
A
Explanation:
A sustainable resource is not available in very small amounts, so that eliminates B. A sustainable resource doesn't need to be renewed if treated properly, so that ousts C, and it is not unlimited.