Biology, 12.07.2019 04:00 sonaihriley
While the average human is able to hold his or her breath for approximately one minute, a whale can dive for over 30 minutes without returning to the surface. which of the following correctly describes this difference? a. whales need less energy than humans. b. whales gather energy from their environment better than humans. c. whales are able to conserve oxygen better than humans. d. whales have cells that produce energy differently than humans.
Answers: 1
Biology, 21.06.2019 17:30
What do animals wth echolocation have in common other than echolocation
Answers: 1
Biology, 21.06.2019 20:10
Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt
Answers: 1
Biology, 21.06.2019 20:40
Match the following terms describing electrical events with the correct phases of the cardiac cycle. the ventricular muscle cells depolarize at the start of this phase. during this phase, na+ entry through the funny channels causes the pacemaker potential of sa nodal cells to gradually become less negative until it reaches threshold. the ventricular muscle cells repolarize right before this phase. the cytosolic concentration of calcium in the contractile cells of the ventricle is highest during this phase. a. isovolumetric relaxation b. ventricular ejection c. isovolumetric contraction d. ventricular filling
Answers: 3
Biology, 21.06.2019 21:30
Which best explains why there are 64 possible codons in the genetic code and only 20 amino acids that make protiens of living organisms on earth
Answers: 3
While the average human is able to hold his or her breath for approximately one minute, a whale can...
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