18 Which of the following functions at the same organizational level as the kidney in the human excretory system?
F
Skeleton
G Epithelial tissue
H Urinary bladder
J
A squamous cell
OF
OG
OH
OJ

Choose the molecule that is described by each phrase. energy used during long activities:

What is hydroelectric power produced by?

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s