ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

What does ATP stand for?

1. AAdenosine triphosphate
2. BAmino triphosphate
3. CAdenine tetraphosphate
4. DAdenosine diphosphate

ما الانتشار؟

1. Aحركة الماء عبر غشاء باستخدام ATP
2. Bحركة الجسيمات من تركيز أعلى إلى تركيز أدنى
3. Cابتلاع الخلية جسيمات كبيرة داخل حويصلة
4. Dحركة الجسيمات من تركيز أدنى إلى تركيز أعلى

What is a mutagen?

1. ASomething that can cause changes in DNA
2. BAn enzyme that copies DNA
3. CA protein that repairs damaged DNA
4. DA cell that divides without control

A patient's heart rate is measured four times: 70, 72, 74 and 80 beats per minute. What is the mean?

1. A74 beats per minute
2. B73 beats per minute
3. C80 beats per minute
4. D72 beats per minute

A woman with blood type O has a child with a man of type AB. Which blood types can their children have?

1. AA or B
2. BO or AB
3. CO only
4. DA, B, AB or O

What is the role of cholesterol in animal cell membranes?

1. AIt carries glucose molecules across the membrane into the cell
2. BIt forms a rigid wall around the cell
3. CIt keeps membrane fluidity stable as temperature changes
4. DIt stores the cell's genetic information

The number of bacteria in a sample rises from 200 to 500. What is the percentage increase?

1. A60%
2. B150%
3. C250%
4. D300%

A man has Klinefelter syndrome (XXY). Which error most likely produced it?

1. AA frameshift mutation in one of the genes on the father's Y chromosome
2. BNondisjunction of the sex chromosomes during meiosis in a parent
3. CExtra mitosis in the zygote after fertilisation
4. DCrossing over between chromosome 21 and the X chromosome