You need to represent a molecule to best illustrate the relative sizes of the atoms involved and their interrelationships. Which representation would work best?

A) molecular formula
B) structural formula
C) ball-and-stick model
D) space-filling model


D

Biology & Microbiology

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The eukaryotic transcription initiation complex is 

_____  transcription of virtually all genes transcribed by RNA pol II requiring the same suite of general factors. _____  responsible for highly regulated transcription levels. _____ only associated with RNA polymerase I. _____  interactive with activators through DNA looping. _____  a basal factor associated with RNA pol II after positioning RNA pol II at the start site.

Biology & Microbiology

Autotrophs include which of the following?

(a) fungi. (b) plants. (c) animals. (d) all of the above.

Biology & Microbiology

The class of organic molecules defined by a physical property rather than a structure are the:

A. lipids B. carbohydrates C. proteins D. DNA E. RNA

Biology & Microbiology

An avalanche is an example of _____________ energy

A. kinetic B. chemical C. potential D. metabolic E. anabolic

Biology & Microbiology