A human cell has about 1000–2000 mtDNA molecules

A human egg has about 500,000 mtDNA molecules

A sperm has only about 100 mtDNA molecules

TLS Online TPP Program

#Id: 7893

#XL - Q Biochemistry

A human cell has about 1000–2000 mtDNA molecules

A human egg has about 500,000 mtDNA molecules

A sperm has only about 100 mtDNA molecules

TLS Online TPP Program

#Id: 8111

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 8110

#XL - Q Biochemistry

Archaea membrane lipids are isoprene-based lipids.

TLS Online TPP Program

#Id: 8109

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 8108

#XL - Q Biochemistry

A typical membrane lipid of archaea.

Diphytanyl moieties are 8 five-carbon isoprene groups condensed end-to-end.

TLS Online TPP Program

#Id: 8107

#XL - Q Biochemistry

Phosphate is often the limiting plant nutrient in soil, and perhaps the evolutionary pressure to conserve phosphate for more critical roles favored plants that made phosphate-free lipids.

TLS Online TPP Program

#Id: 8106

#XL - Q Biochemistry

Galactolipids are localized in the thylakoid membranes (internal membranes) of chloroplasts; they make up 70% to 80% of the total membrane lipids of a vascular plant, and are therefore probably the most abundant membrane lipids in the biosphere.