Two opposite forces operating in growth and development of every population. One of them has ability to reproduce at a given rate. The opposing force is

Two opposite forces operate in the growth and development of every population. One of them relates to the ability to reproduce at a given rate. The force opposing it is called:

Two opposite forces operate in growth and development of a population. One of them relates to ability to reproduce at a given rate. The force opposite to it, is called:

Two opposite forces operate in the growth and development of every population. One of them relates to the ability to reproduce at a given rate. The other force opposing is called :

Two opposite forces operate in the growth and development of every population. One of them relates to the ability to reproduce at a given rate. The other force opposing is called :

two opposite forces operate in the growth and to the ability to reproduce at a given rate. the force opposing it is called