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Biology, 07.12.2021 20:50, aedelfrance9250
All birds lay their eggs on land. Which feature of birds allows the embryos in eggs to maintain homeostasis and survive on land? A. Hard, watertight shells B. Specialized beaks C. Flexible, leathery shells D. Insulating feathers
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Biology, 21.06.2019 19:50, smartie80
After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .
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Biology, 22.06.2019 01:30, sharondot2398
Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
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All birds lay their eggs on land. Which feature of birds allows the embryos in eggs to maintain home...
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