Answers: 2
Biology, 21.06.2019 18:30, smelcher3900
The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.
Answers: 3
Biology, 21.06.2019 18:30, ChaseRussell24
Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below. resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195
Answers: 1
Biology, 21.06.2019 22:00, tiffuuu
Im is in a crowd of people at the mall looking for his girlfriend tammy, who was supposed to meet him for dinner. jim realizes tammy is across the room as he catches a whiff of her overpowering perfume, 'paris #6'. which process explains why jim is able to smell the perfume?
Answers: 2
Biology, 22.06.2019 00:10, amulets5239
Body systems are not completely independent they integrate and work together describe one example of the integration between body systems
Answers: 3
PLEASE HELP Why are haploid gametes essential for sexual reproduction...
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