HELP ONLY 5 mins LEFT'n Sickle Cell Anemia causes a mutation in the hemoglobin molecule, making it so that the red blood cells are sickle-shaped. This makes them a difficult shape to move
through the body and hold oxygen. Using the 5 terms below, explain why a mutation can cause this:
• DNA
• Protein
. mRNA
• Codons
• Ribosome

When does a spring tide occur? question 9 options: they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur twice a year in the spring and fall. they occur on the date of the vernal equinox each year, no matter what stage the moon is in. this is why they are called spring tides. they occur when the sun, moon, and earth are at 45-degree angles from each other. this happens once every spring. they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur all year long.