There are two major types of glial cells in the vertebrate nervous system:

Microglia

Macroglia

TLS Online TPP Program

#Id: 6413

#Unit 2. Cellular Organization

on attenuation for their control. In the case of the leucine operon, its leader peptide has four adjacent leucine codons, and the histidine operon leader peptide has seven histidine codons in a row.

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#Id: 9232

#Unit 6. System Physiology – Plant

In photosynthesis, the relationship of O2 evolved to CO2 taken up is 1:1. 

In photorespiration, 3 O2 are taken up for every CO2 evolved.

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#Id: 1854

#Unit 3. Fundamental Processes

Class II promoters have two parts:

Core promoter having 4 elements

Upstream promoter element

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#Id: 4605

#Unit 13. Methods in Biology

Other dyes that bind to DNA and allow for similar types of cell cycle analysis include DAPI, Hoechst 33342, and 7-aminoactinomycin D (AAD).

TLS Online TPP Program

#Id: 8503

#Unit 1. Molecules and their Interaction Relevant to Biology

At the highest level of classification, there are four type of secondary structures

All a

All b

a+b

a/b