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: 2989

#Unit 3. Fundamental Processes

In E. coli., DNA polymerases IV and V are involved in allowing replication to bypass certain types of damage and are called error-prone polymerases

TLS Online TPP Program

#Id: 1837

#Unit 11. Evolution and Behavior

Cretaceous- Diversity of angiosperms and last dinosaurs extinct 

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#Id: 600

#Unit 2. Cellular Organization

TLS Online TPP Program

#Id: 6577

#Unit 7. System Physiology – Animal

When the embryo has functional testes, Leydig cells of the fetal testis secrete testosterone, and the Sertoli cells secrete MIS (MRF)

TLS Online TPP Program

#Id: 711

#Unit 3. Fundamental Processes

DnaA has a weak intrinsic activity that converts the ATP to ADP, this is enhanced by a factor termed Hda.