Biology, 27.08.2019 08:00, harleyguerrieri
Which of the following is the correct order from most complex to simplest for the levels of organization in the human body?
a. cells, tissues, organs, organ systems
b. cells, organs, organ systems, tissues
c. organ systems, tissues, organs, cells
d. organ systems, organs, tissues, cells
Answers: 2
Biology, 21.06.2019 14:00, Meowkitty1894
The image shows ekgs of a person with normal heart waves and of a person having tachycardia. based on this image, what kind of condition is tachycardia? a. the heart beats abnormally fast. b. the heart beats abnormally slow. c. the right atrium of the heart stops working. d. the left ventricle pumps less blood to the aorta.
Answers: 1
Biology, 21.06.2019 14:50, toricarter00
Where do homologous chromosomes exchange genetic material through crossing over? a. chlorophyll b. centrosomes c. centromeres d. chiasma
Answers: 2
Biology, 21.06.2019 21:30, arrichardson787
Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time
Answers: 1
Biology, 21.06.2019 23:30, desotoaustin
Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.
Answers: 2
Which of the following is the correct order from most complex to simplest for the levels of organiza...
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