Question

18. Ultimate cause of variations among living beings is
alteration in DNA sequence in the genes.
[True False
19. Number of chromosomes in gametes is equal to the
chromosomes in parental cells. True/False)
20. Tissue culture is the most modern method of
vegetative propagation.
True/False)
21. Reproduction give rise to more organisms with the
different basic characteristics.
[True False]
22. Asexual reproduction is the complex method of
reproduction
[True Falsel
23 Yeast reproduces through binary fission.​

Answer 1

Answer:

18) true

19)true

20)true

21)false

22)false

23)false

23