Which is a limitation of using cellulose?
a. its lack of mass production
b. its l...
Biology, 11.10.2019 18:30, markcardenas2756
Which is a limitation of using cellulose?
a. its lack of mass production
b. its lack of biodegradability
c. its harm to landfills
d. its high cost to recycle
Answers: 3
Biology, 21.06.2019 14:30, chriscol4082
Which of the following diseases may be transmitted through an accidental needle stick? a. syphilis b. tuberculosis c. cellulitis d. hepatitis b
Answers: 2
Biology, 21.06.2019 18:30, milkshakegrande101
Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.
Answers: 3
Biology, 21.06.2019 20:00, zozo72
After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.
Answers: 3
Biology, 22.06.2019 01:00, catalanb474
All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time
Answers: 1
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Mathematics, 22.07.2019 00:32