Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 49318
TLS Online TPP Program

#Question id: 9220

Which of the following factors could cause the largest increase in the effective population size of a species?

#SCPH28 | Zoology
  1. an increased number of males
  2. an increase in the total population size
  3. an increase in the number of breeding males and females
  4. an increased number of females
More Questions
TLS Online TPP Program

#Question id: 3617

#SCPH06 I Botany

Alternate forms of a gene is called
TLS Online TPP Program

#Question id: 4163

#SCPH06 I Botany

The net effect of all amino acid tRNA synthetases binding to a tRNA is to position the __ of tRNA in the active site.
TLS Online TPP Program

#Question id: 10795

#I Life Science/ Life Sciences Group – I-V

basic carbon skeleton of a flavonoid contains 15 carbons arranged in two aromatic rings connected by a three-carbon bridge. This structure results from two separate biosynthetic pathways:
TLS Online TPP Program

#Question id: 15561

#SCPH01 Biochemistry

Which mechanism is helpful in secondary metabolite production
1. ppGpp secretion
2. Autoinducer
3. Nutrient limitation
4. Senescence genes
Which combination is incorrect  from the following.
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