Which statements best describe the relationship between genes and alleles?

a: genes carry instructions for proteins that express traits. alleles are instructions for making carbohydrates.

b: genes carry instructions for proteins that express traits. alleles are instructions for making lipids.

c: alleles usually have two forms of genes and carry instructions for proteins that express traits. genes are alternative forms of the instructions.

d: genes usually have two alleles and carry instructions for proteins that express traits. alleles are alternative forms of the instructions.

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.

the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.  

hello there the answer is a

sorry if i am wrong hope that : )