AYUDAAA PORFA 1. Si una persona está deshidratada ¿porque su frecuencia cardiaca (pulso) se aumenta?
a. porqué está mal entrenado
b. por la falta de agua
c. porque al estar deshidratado su sangre es más espesa y por eso el corazón debe latir más veces
d. todas las anteriores

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms

Chitin is a chemical component of the cell walls

Explain in your own words what caused pangea to separate and why we don't worry about earthquakes in florida.