Answer the following question given this paragraph: For a bacteria, many aspects of gene regulation are due to the presence or absence of certain nutrients. In prokaryotes, repressors bind to regions called operators that are generally located immediately downstream from the promoter. Activators bind to the upstream portion of the promoter. Q: In prokaryotes, what are the regions called that repressors bind to? Choices: - elements - enablers - consumers - operators A:
operators

Answer the following question given this paragraph: arthropod in Class Insecta that has three body segments, six jointed legs, and multiple head appendages. Q: Which species in class insecta has three body segments, six jointed legs, and multiple head appendages? Choices: - mollusc - sauropod - arachnid - arthropod A:
arthropod

Answer the following question given this paragraph: All plants have a life cycle that alternates between haploid and diploid generations. Plants vary in terms of which generation is dominant. Most modern plants have a dominant diploid generation. Q: What type of generations do plants alternate between during a life cycle? Choices: - algal and diploid - vitro and diploid - haploid and clump - haploid and diploid A:
haploid and diploid