Biology, 27.08.2019 21:00 asndjsd9397
Alyssa observed a flock of small birds in her yard. the birds visited a pair of feeders that her parents put out for them and splashed in the birdbath. which question is a nonscientific question that she might ask about the birds?
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Biology, 22.06.2019 00:00
In which situations is the principle of cross-cutting relationship useful in determining relative age?
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Biology, 22.06.2019 08:30
Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.
Answers: 1
Biology, 22.06.2019 09:30
You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of Ξ± helices and Ξ² pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.
Answers: 1
Biology, 22.06.2019 11:00
At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary
Answers: 2
Alyssa observed a flock of small birds in her yard. the birds visited a pair of feeders that her par...
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