What effect does ligand binding have on receptor tyrosine kinase proteins?

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

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Organisms that successfully adapt will leave to grownone of the above