Meiosis is necessary because
A) otherwise reproduction would have to be asexual.
B) otherwise too many mutations will occur.
C) otherwise the fertilized ovum will have too little genetic material.
D) otherwise the fertilized ovum will have too much genetic material.
D
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The main reason ECF volume must be regulated is to maintain proper cell volume
Indicate whether the statement is true or false
A chemical that you are working with has the elements carbon, hydrogen, oxygen, nitrogen, and phosphorus. In addition, ribose sugar is within its structure. What kind of compound is this molecule?
A) carbohydrate B) lipid C) protein D) salt E) nucleic acid
Milk and eggs are complete proteins because they contain __________.
a. all the essential fatty acids and amino acids b. all the essential amino acids in sufficient quantities c. more protein than fat d. the recommended intake for vitamin B12
Which of the following valve closings can be auscultated during the "dupp" heart sound by placing the stethoscope at the left sternal border of the second intercostal space?
A) Pulmonary semilunar B) Right atrioventricular (tricuspid) C) Left atrioventricular (mitral) D) Aortic semilunar