Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 45252
TLS Online TPP Program

#Question id: 5560

In a newly fertilized egg, the vitelline layer ________.

#SCPH06 I Botany

  1. lifts away from the egg and hardens to form a fertilization envelope

  2. secretes hormones that enhance steroidogenesis by the ovary

  3. reduces the loss of water from the egg and prevents desiccation

  4. provides most of the nutrients used by the zygote

More Questions
TLS Online TPP Program

#Question id: 16492

#SCPH28 | Zoology

Upstream elements on the other hand regulates the activity of gene action are
A. Enhancer sequences
B. Silencer sequences
C. Termination sequences
D. Signal sequences
Mark the option with correct combination
TLS Online TPP Program

#Question id: 657

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

Structural proteins that typically assemble into large cables or threads to provide mechanical support to cells or organisms are classified as ________ proteins.
TLS Online TPP Program

#Question id: 3614

#SCPH01 Biochemistry

A gene showing codominance–
TLS Online TPP Program

#Question id: 16026

#SCPH05 I Biotechnology

At low glucose concentration, below 0.25 mmol/litre, large portions of glucose and glutamine is shunted via
TLS Online TPP Program

#Question id: 15911

#SCPH05 I Biotechnology

Multiple sequence alignments are used to derive