Examlex
Compare and contrast simple diffusion, osmosis, and facilitated diffusion.
Inactive X Chromosome
The inactive X chromosome is one of the two X chromosomes in female mammals that is condensed and transcriptionally inactive, a process known as X-chromosome inactivation.
Histones
Proteins that package and order the DNA into structural units called nucleosomes.
Transcriptionally Active
Refers to genes that are currently being expressed, with their DNA being transcribed into messenger RNA.
Euchromatin
A loosely coiled chromatin that is generally capable of transcription. Compare with heterochromatin.
Q1: What significant contributing factor in the late
Q3: What type of molecule can rapidly cross
Q10: What is the C<sub>4</sub> pathway? Briefly explain
Q19: Which statement best describes a typical food
Q25: In the workplace, what is typically involved
Q32: When an electron returns to its ground
Q40: Scramble competition results when all individuals in
Q45: The transfer of electrons from one compound
Q48: Which neurotransmitter opens ligand-gated sodium channels?<br>A) GABA<br>B)
Q59: A(n) exergonic reaction results in a net