Biology, 05.10.2019 17:00 Enewton4454
Long dry spells make the release of sperm and eggs into the environment an unreliable reproductive mechanism.
which possible adaptation addressed this problem and allowed plants to thrive on land?
a. structures developed that protecting developing eggs and sperms
b. adaptions to aquatic life developed over time
c. root structures developed that maintained a hold on land
d. cellular structures developed that stored excess starch and sugar
Answers: 1
Biology, 22.06.2019 01:00
Works together in the synthesis, modification, packaging, and transport of lipids and proteins
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Biology, 22.06.2019 05:10
1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?
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Biology, 23.06.2019 01:00
What two atoms form a covalent bond a.a sodium and chlorine atom b. an iron and oxygen atom c. two oxygen atoms d. two sodium atoms apex
Answers: 3
Long dry spells make the release of sperm and eggs into the environment an unreliable reproductive m...
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