The protein inside (a) red blood cells that carries oxygen to cells and carbon dioxide to the lungs is (b) hemoglobin. Hemoglobin is made up of four symmetrical subunits and four heme groups. Iron associated with the heme binds oxygen.
Answer:
D.
Explanation:
we learned about this in living environment! for example: humans used to have tails but the humans without tails offspringed with the ones with tails causing the genetics to take over making different traits appear in offspring. Therefor, the answer is D.
Answer:
protons, neutrons, and electrons.
Answer:
To obtain a view of an individual's karyotype, cytologists photograph the chromosomes and then cut and paste each chromosome into a chart, or karyogram, also known as an ideogram. In a given species, chromosomes can be identified by their number, size, centromere position, and banding patter
Explanation:
Answer: When you mix sand and water there are no reactions. The sand sits at the bottom of the water because the sand is heavier than the water is.