A substance that gives up an electron to a free radical is a

What best describes the role of hemoglobin in red blood cells?

What is mitochondria

A blue solution turns yellow when it is exposed to a weak acid. A small amount of this blue solution was added to a test tube of water containing an aquatic snail. The color of the water in the tube changed from blue to yellow after 30 minutes.

How many different shapes of bacteria are there? 1 shape 2 shapes 3 shapes 4 shapes

What infections do bacteria give

What nutrients can be found in all organic compounds

How does poop impact the carbon/oxygen cycle?

How do u use alleles in a sentence

Which step of hemostasis involves activation of formed elements in the blood?

White coloring in guinea pigs is recessive. What will the offspring be from a cross between a white guinea pig and a heterozygous black guinea pig?