By understanding DNA and gene expression, humans have been able to understand how genetic diseases are caused, therefore they have been able to devise gene therapy and other technologies to treat such disease. Second, the understanding has also allowed humans to devise plants that are resistant to pests and drought hence increasing crop yields.
A negative aspect of this understanding is the issue of bioterrorism. In the wrong hands, this technology can be used against society. The technology can be used to modify organisms to make them deliberately harmful to humans. Second is the issue of bioethics. This technology can be used to enhance humans and result to an ‘arms race’ between human races that can tear down the social fabric.
Answer:
(if these are your choices)
A. They are lobed, simple leaves and are attached staggered on the branch.
B. They are not heart shaped and are attached staggered on the branch.
C. They are compound, broad leaves and are attached oppositely on the branch.
D. They are nonlobed, simple leaves and are attached oppositely on the branch.
the correct answer is D.
Explanation:
Answer:
B.) These continents have become more industrialized.
Explanation:
These continents have become more industrialized. As they have become more industrialized, the economy grows and so does the need for energy.
Answer:
A physical property is a characteristic of a substance that can be observed or measured without changing the identity of the substance. Physical properties include color, density, hardness, and melting and boiling points. ... To identify a chemical property, we look for a chemical change.
