How many of these animals below belong to a class that can reproduce completely on land? rep-amp-mam-fish(1).png

Identify structure “d”. gastrulation.png

Structure “g” is homologous to what reproductive organ of the male? female repro2(4).png 

A sample of nitrogen gas at 298 K and 745 torr has a volume of 37.42 L. What volume will it occupy if the pressure is increased to 894 torr?

Identify structure “c”. gastrulation.png

What is being reabsorbed in the region of the nephron that is labeled “B”? nephorn regions.png

What is ΔH°rxn for the following reaction?   2C8H18(l) + 17O2(g) → 16CO(g) + 18H2O(l)     2C8H18(l) + 25O2(g) → 16CO2(g) + 18H2O(l)  ΔH°rxn = –11020. kJ/mol  2CO(g) + O2(g) → 2CO2(g)  ΔH°rxn = –566.0 kJ/mol

How many of these animals have a 3-chambered heart? rep-amp-mam-fish(1).png

How many of the labeled structures are part of the axial skeleton? skeleton.png

What is the function of this system? lung.jpg