Scientist manipulate the genes of an organism
Answer:
All the above
Explanation:
Cardiac muscle tissue is only found in your heart, where it performs coordinated contractions that allow your heart to pump blood through your circulatory system.
A calcium-rich diet is good for your bones, and calcium helps to build and protect them.
Red blood cells, most white blood cells, and platelets are produced in the bone marrow.
D because 60 out of 40 is white and the brown is dominant
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Trisomy 21, as illustrated by the karyotype, is caused by nondisjunction. This occurs when chromosomes do not separate properly during meiosis.
Answer is D) nondisjunction