Mammal-like reptiles arose during which time period?
a. Triassic period
b. Cambrian period
c. Devonian period
d. Cretaceous period
e. Carboniferous period
e
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The process by which plants produce seeds begins with fertilization
Indicate whether the statement is true or false.
Individuals don't evolve, ________ do
Fill in the blank(s) with correct word
At equilibrium, all molecular movement stops
a. True b. False
Use the terms provided below to fill in the blanks. Not all words or phrases will be used; each word or phrase may be used more than once
Photons from sunlight that are in the ______________ wavelength range are preferentially absorbed by chlorophyll molecules to raise the energy levels of electrons in the __________ ring. The __________ reflected are lower in energy, which is indicated in the ________, green wavelengths detected by the human eye. benzene longer porphyrin blue orange red electrons photons shorter heme Fill in the blank(s) with correct word