Vivipary automatically limits the number of offsprings in a litter. How?

How can we study large number of organisms at a glance?

How does the growth of any living organism occur? Does the number of cells in their body increase? If yes, how?

How does the growth of any living organism occur? Does the number of cells in their body increases? If yes, how?

Bacteria increases at the rate proportional to the number of bacteria present. If the original number N doubles in 3hours,find in how many hours the numbers of bacteria will be 4 N?

How will you differentiate between metals and non-metals by the number of valence electrons?

In a cross between two tall pea plants some of the offspring produced were dwarf. Use the checker board to determine how occurs.

Observe the figure below and answer the following questions. Can they be passed on to the offspring? How?

A pure tall plant with round seeds is crossed with dwarf plant having wrinkled seeds, how many kinds of offsprings are produced in F_1 and F_2 generation

What is meant by atomic mass number ? Explain how the atomic number and mass number of carbon are 6 and 12 respectively.