Question

which of the following is correct w.r.t reproduction in living organisms
1) Exclusive but defining feature
2) characteristic but non-defining feature
3) defining but non-exclusive feature
4) characteristic but defining feature
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Answer 1

Answer:

Reproduction cannot be considered an inclusive defining characteristics of living organisms of the following. In single celled organism growth and reproduction are synonym as increased in no. of cells is considered as growth as well reproduction. Organisms like mule and liger can't reproduce fertile offspring.

B- Growth is the increase in the number or mass of cells. However, reproduction in case of unicellular organisms is also achieved by an increase in cell number. Thus, growth and reproduction are synonymous and cannot be the distinguishing factor. Moreover, there are many organisms such as worker bees, mules, infertile human couples that cannot reproduce.

Answer 2

Answer:

characteristics but defining feature