Given below are two statements :
Statement I : The release of sperms into the seminiferous tubules is called spermiation.
Statement II : Spermiogenesis is the process of formation of sperms from spermatogonia.
In the light of the above statements, choose the most appropriate answer from the options given below :
If '8' Drosophila in a laboratory population of '80' died during a week, the death rate in the population is ___________ individuals per Drosophila per week.
Natural selection where more individuals acquire specific character value other than the mean character value, leads to
Which of the following is not the function of conducting part of respiratory system?