TLS 
Triyambak Life Sciences

Nurturing Life Sciences

TLS Online

Nurturing Life Sciences

Store
Login

Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 38795
TLS Online TPP Program

#Question id: 4569


Which of the following must exist in a population before natural selection can act upon that population?

#I Life Science/ Life Sciences Group – I-V
  1. Genetic variation among individuals

  2. Variation among individuals caused by environmental factors

  3. Sexual reproduction

  4. B and C only


Answer:- Option(s): 1


To access the video solutions, Please subscribe TPP program.

Subscribe Now 
More Questions
TLS Online TPP Program

#Question id: 2630

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

What does graphical representation shown,

TLS Online TPP Program

#Question id: 19334

#SCPH06 I Botany

Which one of the following sensors is also known as mass sensitive biosensor?

TLS Online TPP Program

#Question id: 14250

#SCPH05 I Biotechnology

A stirred-tank reactor is to be scaled down from 10 m3 to 0.1 m3. The dimensions of the large tank are: Dt = 2 m; Di = 0.5 m; N = 100 rpm. What would be the required rotational speed of the impeller in the small tank if impeller Re number is constant?
______________________

TLS Online TPP Program

#Question id: 12747

#SCPH01 Biochemistry

Name the plant protein that bind tightly to specific carbohydrate structure.

TLS Online TPP Program

#Question id: 3875

#SCPH05 I Biotechnology

Splicing of introns in nuclear mRNA primary transcripts requires:

TLS Triyambak Life Sciences Nurturing Life Sciences
TLS Android APP TLS IOS APP

Company

  • About us
  • Careers
  • Terms of service
  • Privacy policy

Help & Support

  • User Guidelines
  • Refund Policy

Products

  • TLS APP
  • TPP APP

Contact Us

117/429-4 Q Block, behind Hotel DNG Grand, Sharda Nagar, Kanpur,
Uttar Pradesh 208025
India
Phone: +91 9919149001, +917007912133
Email: info@triyambak.org

© 2025 Copyright Triyambak Life Sciences Pvt Ltd. All Rights Reserved