TLS Online TPP Program

#Id: 9205

#Section 3: Genetics, Cellular and Molecular Biology

Change in environmental condition is not necessary for natural selection.

TLS Online TPP Program

#Id: 8210

#Section 3: Genetics, Cellular and Molecular Biology

Autophagy (“eating oneself”)

When cells are placed under stressful conditions, they have the capacity to recycle macromolecules for use as nutrients in a process of lysosomal degradation.

TLS Online TPP Program

#Id: 7932

#Section 3: Genetics, Cellular and Molecular Biology

Signal sequence

ER targeting sequence, located at the N-terminus of the protein

TLS Online TPP Program

#Id: 8397

#Section 3: Genetics, Cellular and Molecular Biology

Z disk 

Thin actin filaments are assembled with their (+) ends embedded in a densely staining structure

TLS Online TPP Program

#Id: 10375

#Section 2: General Biology

One individual, however, expresses only a small number of these molecules—up to six different class I molecules and 12 or more different class II molecules.