Mammal-like reptiles arose during which time period?

a. Triassic period
b. Cambrian period
c. Devonian period
d. Cretaceous period
e. Carboniferous period


e

Biology & Microbiology

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The process by which plants produce seeds begins with fertilization

Indicate whether the statement is true or false.

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Individuals don't evolve, ________ do

Fill in the blank(s) with correct word

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At equilibrium, all molecular movement stops

a. True b. False

Biology & Microbiology

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

Biology & Microbiology