Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
1.4k views
in Biology by (45.7k points)

New species may be formed if 

(i) DNA undergoes significant changes in germ cells 

(ii) chromosome number changes in the gamete 

(iii) there is no change in the genetic material 

(iv) mating does not take place 

(a) (i) and (ii) 

(b) (i) and (iii) 

(c) (ii), (iii) and (iv) 

(d) (i), (ii) and (iii)

1 Answer

+1 vote
by (46.2k points)
selected by
 
Best answer

The answer is (a) (i) and (ii)

  • Evolution will not takes place without change and variation the genetic material. 
  • Hence change in genetic material and variation in chromosome is required for the evolution of new species.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...