Answers: 3
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, 22.06.2019 07:50, Mrblunt5613
What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound
Answers: 1
Biology, 22.06.2019 09:30, lilyrockstarmag
Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?
Answers: 2
Biology, 22.06.2019 09:50, Jenniferwolf
Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?
Answers: 1
Write the difference between Power and energy...
Social Studies, 18.10.2019 08:30
Mathematics, 18.10.2019 08:30
Mathematics, 18.10.2019 08:30
Mathematics, 18.10.2019 08:30
Mathematics, 18.10.2019 08:30
Mathematics, 18.10.2019 08:30