6- a)Tek hücrelilerde
b) Bitkilerde
c) Hayvanlarda boşaltım nasıl gerçekleşir?

At the complete end of cellular respiration, how many molecules of atp are produced?               a.  15    b.  26    c.  38    d.  34 

What is a coast of using technology to transport water? a. cities can be built in otherwise uninhabitable areas. b. crops can be irrigated and grown in new areas. c. floods can be averted in flood-prone areas. d. freshwater supplies can be depleted in an area.

An easy way to calculate the amount of energy available at each level is to what?