Chlorosomes are present in purple bacteria but absent in green sulfur and nonsulfur bacteria

Indicate whether the statement is true or false.


Answer: FALSE

Biology & Microbiology

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The unit of transcription at the molecular level is the gene

Indicate whether the statement is true or false

Biology & Microbiology

In mosses, the zygote grows and develops into a sporophyte while remaining attached to and nourished by its ____

a. sperm-producing sporophyte parent b. sperm-producing gametophyte parent c. egg-producing sporophyte parent d. egg-producing gametophyte parent e. own photosynthetic leaf-like parts

Biology & Microbiology

Human genetics can be most effectively studied using:a

offspring raised under controlled conditions. b. experimental matings between true-breeding strains. c. controlled matings. d. population studies of large extended families. e. population studies of small extended families.

Biology & Microbiology

Select the path an electrical signal would take within a single neuron

A) Synaptic terminal ? dendrite ? axon ? cell body B) Synaptic terminal ? axon ? cell body ? dendrite C) Synaptic terminal ? cell body ? axon ? dendrite D) Cell body ? dendrite ? axon ? synaptic terminal E) Dendrite ? cell body ? axon ? synaptic terminal

Biology & Microbiology