Which type of echinoderm lacks tube feet that are used for movement?
O sea star
O brittle sta...
Biology, 15.01.2021 01:40 catherine51
Which type of echinoderm lacks tube feet that are used for movement?
O sea star
O brittle star
O sea urchin
O sea cucumber
Answers: 1
Biology, 21.06.2019 15:00
Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.
Answers: 3
Biology, 22.06.2019 01:30
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.
Answers: 1
Biology, 22.06.2019 05:30
2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.
Answers: 2
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