In Cx(H2O)y x ranges from______________?
A. 1 to 3 thousand
B. 3 to many thousand
C. 3 to 5 thousand
D. 5 to 9 thousand
The cells present in testes and secrete testosterone are___________?
A. Sertoli cells
B. Germinal cell
C. Interstitial cells
D. Spermatocyte
Sleep movements are a type of___________?
A. Turgor movements
B. Growth movements
C. Tactic movements
D. Paratonic movments
Which one of the following is most likely to occur in an animal during winter?
A. Activation of sweat glands
B. Dilation of skin blood vessels
C. Panting
D. Thermogenesis