Some types of crops have been genetically-engineered to resist certain types of diseases and pests. How might these genetically-engineered crops impact the environment? A.
They will help the environment by allowing farmers to use fewer pesticides.
B.
They will harm the environment by introducing synthetic genes into other plants.
C.
They will harm the environment by promoting slash and burn agriculture.
D.
They will help the environment by causing pest species to become extinct.

im not in connections yet but i might can you some questions. what grade are you in?

1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.