Answer:
2. Can carry less oxygen and more carbon dioxide.
Explanation:
Sickle cell anemia damages and inhibits hemoglobin in red blood cells reducing how much oxygen they can carry.
Answer:
White wool
Explanation:
The genotypes of every offspring will be Ww, making white dominant over black.
A constant in an experiment is <u>B. </u><span><u>the quantity that must remain the same</u>. If it is constant, it doesn't change, so it cannot be variable. D makes no sense.
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Answer:
Plant tissue culture is a collection of techniques used to maintain or grow plant cells, tissues or organs under sterile conditions on a nutrient culture medium of known composition. It is widely used to produce clones of a plant in a method known as micropropagation.
The correct is 440,00 birds let me know if that is correct thanks and have a nice day.:)