"determine the significance of plasmids for bacteria." answers: a) they in meiosis and in the manipulation of the plasmids of their host organisms. b)they in mitosis and in the manipulation of their genome with the gene of their requirement. c) they in reproduction, antibiotic resistance, virulence and competition with other bacteria.

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.