उत्तरों सहित नर्सिंग प्रवेश परीक्षाओं के लिए जीव विज्ञान वर्कशीट

मनुष्य की एक सामान्य शरीर कोशिका में कितने गुणसूत्र होते हैं?

1. A23
2. B46
3. C44
4. D92

What are the bacteria called that normally live on the skin and in the gut without causing disease?

1. APathogens
2. BPrions
3. CVectors
4. DNormal flora

What is a neuron?

1. AA blood cell that carries oxygen around the body
2. BA bone cell that stores calcium
3. CA muscle cell that contracts
4. DA nerve cell that carries electrical signals

Which kind of mutation can be passed on to a person's children?

1. AA mutation in a liver cell caused by alcohol
2. BA mutation in a cell that forms eggs or sperm
3. CA mutation in a skin cell caused by sunlight
4. DA mutation in a white blood cell during infection

Where does the oxygen released by photosynthesis come from?

1. AFrom carbon dioxide molecules that are split
2. BFrom chlorophyll that is used up
3. CFrom water molecules that are split
4. DFrom glucose that is broken down

What are introns?

1. ACoding sections joined together to form the mature mRNA
2. BCodons that tell the ribosome to stop translation
3. CNon-coding sections removed from pre-mRNA before translation
4. DShort pieces of DNA made on the lagging strand

रोग-रहित दो जनकों की एक संतान को वह रोग है। एकल जीन मानते हुए सबसे संभावित व्याख्या क्या है?

1. Aलक्षण प्रभावी है और दोनों जनक प्रभावित हैं
2. Bलक्षण प्रभावी है और एक जनक समयुग्मजी है
3. Cलक्षण अप्रभावी है और दोनों जनक वाहक हैं
4. Dसंतान को लक्षण केवल पिता के Y गुणसूत्र से मिला

A cell is 0.00002 m wide. Which value is equal to this width?

1. A2 µm
2. B20 µm
3. C200 µm
4. D0.2 mm