Which two sentences identify the characteristics of a prokaryote? 1.most prokaryotes lack well-defined organelles. they can move from one place to another using cilia. 2.they use pseudopods to engulf food. 3.the presence of peptidoglycan in their cell walls allows them to be visible on staining. 4.all prokaryotes are heterotrophic in nature.
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Biology, 21.06.2019 16:30, lucylubugg
Which of these is not a function of some membrane proteins ? a. allowing polar molecules to enter the cell b. recognizing other types of cells c. receiving messeges from other cells b. carrying messages to oher cells
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, 22.06.2019 14:20, audrey1256
Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament
Answers: 2
Biology, 22.06.2019 14:30, EllaLovesAnime
Asegment id dna that is artificially created from two or more organism through use of dna enzymes in a laboratory is called a segment of dna that is artificially created from two or more organisms through use of dna enzymes in a laboratory is called
Answers: 1
Which two sentences identify the characteristics of a prokaryote? 1.most prokaryotes lack well-def...
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