Isoleucine and Threonine have two chiral carbons so exists in multiple RS configuration.

TLS Online TPP Program

#Id: 8649

#Section 3: Genetics, Cellular and Molecular Biology

During S phase and mitosis, 

Cdh1 is phosphorylated, Cdh1 dissociates from APC/C, and APC/C becomes inactive.

TLS Online TPP Program

#Id: 9282

#Section 2: General Biology

Plant genes expressed early, or in the absence of bacterial infection, are termed “early nodulins” or ENOD

TLS Online TPP Program

#Id: 8139

#Section 3: Genetics, Cellular and Molecular Biology

Three major types of coated vesicles involved in protein trafficking:

1. COPII vesicles

2. COPI vesicles 

3. Clathrin-coated vesicles

TLS Online TPP Program

#Id: 8115

#Section 2: General Biology

Excreted S1P provokes many different cell and tissue effects, among them inflammation in allergic reactions, cell proliferation, angiogenesis, malignant transformation, and movement and migration of certain cells.

TLS Online TPP Program

#Id: 2234

#Section 3: Genetics, Cellular and Molecular Biology

Nucleotide changes, particularly those at the third position of the codon, that do not alter the amino acid sequence are called synonymous substitutions.

Nucleotide changes in a gene that alter the amino acid sequence of a protein are referred to as non-synonymous substitutions.