Description; Structure
Lipids include a diverse group of compounds that are largely nonpolar and hydrophobic in nature.…
AAMC Outline
Post-transcriptional control, basic concept of splicing (introns, exons)
The transcription produces pre-mRNA that is processed to mRNA. It is processed by three steps…
Carbon dioxide transport and level in blood
Dissolution, hemoglobin binding, and the bicarbonate buffer system are ways in which carbon dioxide is…
Oxygen transport by blood
Although oxygen dissolves in the blood, only a small amount of oxygen is transported this…
Cancer as a failure of normal cellular controls, oncogenes, tumor suppressor genes
Cancer, a disease of altered gene expression, is the result of gene mutations or dramatic…
Chromosomal proteins
Chromosomal proteins are the histones around which the DNA strands are coiled to form nucleosome…
Polymerase chain reaction
Polymerase chain reaction (PCR) is a technique used to amplify specific regions of DNA for…
Calcium Regulation of Contraction
After calcium in the sarcoplasmic reticulum is released by a stimulus, it binds to and…
Presence of Troponin and Tropomyosin
Troponin and tropomyosin are regulatory proteins that help to regulate the interaction between actin and…
Abundant Mitochondria in Red Muscle Cells: ATP Source
Red muscle cells, most commonly found in slow twitch fibers, have abundant mitochondria in order…