Direct-acting carcinogens

Highly reactive compounds that can react with and modify nucleotide bases in DNA so as to distort the normal pattern of base pairing

TLS Online TPP Program

#Id: 2254

#Unit 11. Evolution and Behavior

Frequency-dependent selection,

1.    Positive frequency

2.    Negative frequency

TLS Online TPP Program

#Id: 495

#Unit 2. Cellular Organization

Genome = Pool of genes or place or where gene are positioned or Chromosomes

TLS Online TPP Program

#Id: 7813

#Unit 10. Ecological Principles

Heat exchange                       

TLS Online TPP Program

#Id: 2880

#Unit 13. Methods in Biology

The denser a biological structure is, the faster it sediments in a centrifugal field.

TLS Online TPP Program

#Id: 10370

#Unit 4. Cell Communication and Cell Signaling

HLA-G

These are present on fetal cells at the maternal-fetal interface and are credited with inhibiting rejection by maternal CD8+ T cells by protecting the fetus from identification as foreign.