TLS Online TPP Program

#Question id: 2618


The three genes (lacZ, lacY, and lacA) are transcribed as a single mRNA from the promoter, these genes are expressed at high levels only when

#SCPH05 I Biotechnology
  1. Lactose is available

  2. Glucose, the preferred energy source is available

  3. Three regulatory proteins are involved.

  4. The Lac repressor is encoded by the lacI gene, which is located near the CAP Site.

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TLS Online TPP Program

#Question id: 1397

#SCPH06 I Botany

The vertebrate equivalent of CED-9 is:

TLS Online TPP Program

#Question id: 1397

#SCPH28 | Zoology

The vertebrate equivalent of CED-9 is:

TLS Online TPP Program

#Question id: 1398

#SCPH05 I Biotechnology

Which of the following properties is (are) characteristic of a benign tumor?

a. well differentiated              b. localized to tissue of origin             c. metastatic               

d. promotes angiogenesis        e. surrounded by a fibrous capsule

TLS Online TPP Program

#Question id: 1398

#SCPH06 I Botany

Which of the following properties is (are) characteristic of a benign tumor?

a. well differentiated              b. localized to tissue of origin             c. metastatic               

d. promotes angiogenesis        e. surrounded by a fibrous capsule

TLS Online TPP Program

#Question id: 1398

#SCPH28 | Zoology

Which of the following properties is (are) characteristic of a benign tumor?

a. well differentiated              b. localized to tissue of origin             c. metastatic               

d. promotes angiogenesis        e. surrounded by a fibrous capsule

TLS Online TPP Program

#Question id: 1399

#SCPH05 I Biotechnology

Loss-of-function mutations in which of the following genes typifies colorectal carcinomas?

a. myc              b. K-ras                       c. p53              d. APC