A major evolutionary episode that corresponds in time most closely with the formation of Pangaea was the

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#Question id: 5372

#Unit 8. Inheritance Biology

Consider the following diagrams, each being a different situation in which an entire gene is represented in a higher organism. In some cases, a point mutation exists (indicated by p). In other cases, a deletion has occurred (indicated by xxxxx), both of which render the gene nonfunctional

Which of the following homozygous cross would produce wild type phenotype?

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#Question id: 9571

#Unit 10. Ecological Principles

All homeostatic systems used by organisms to regulate body temperature are described by which of the following?

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#Question id: 803

#Unit 1. Molecules and their Interaction Relevant to Biology

A single-stranded DNA molecule contains 40 nucleotides and has the sequence 5’-(GA)20-3’. When this single strand binds to a complementary DNA strand to form a B-DNA structure,

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#Question id: 24637

#Unit 2. Cellular Organization

Which of the following topoisomerases can relax both positive and negative supercoils in eukaryotes

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#Question id: 2601

#Unit 2. Cellular Organization

Condition of basal level transcription (BLT);