Cevaplı Hemşirelik giriş sınavları için biyoloji çalışma kâğıdı

Fotosentezle hangi maddeler üretilir?

1. AProtein ve azot
2. BKarbondioksit ve su
3. CGlikoz ve oksijen
4. DLaktik asit ve ATP

Which characteristic is shared by all living things?

1. AThey respond to changes in their environment
2. BThey make their own food by photosynthesis
3. CThey are made of many cells
4. DThey have a backbone and a brain

What is a monomer?

1. AAn enzyme that breaks down polymers
2. BA very large molecule that is made of many smaller units
3. CA molecule that contains no carbon
4. DA small unit that joins with others to form a polymer

Bir proteinin şeklini ve işlevini ne belirler?

1. AZardaki yağ asitlerinin sırası
2. BHücredeki glikoz miktarı
3. CAmino asitlerinin dizilişi
4. DTaşıdığı fosfat grubu sayısı

To insert a human gene into a bacterial plasmid, scientists cut both the gene and the plasmid with the same restriction enzyme. Why?

1. ASo the plasmid loses all its genes
2. BSo both pieces become exactly the same length
3. CSo the cut ends match and can join together
4. DSo the gene is turned into RNA

Bir enzim kimyasal tepkimeyi nasıl hızlandırır?

1. AGirenlerden biri olarak tükenir
2. BHücrenin sıcaklığını yükseltir
3. CAktivasyon enerjisini düşürür
4. DÜrünlere enerji ekler

A karyotype shows three copies of chromosome 21. Which condition does this indicate, and how many chromosomes does the person have?

1. ADown syndrome, with 45 chromosomes
2. BDown syndrome, with 47 chromosomes
3. CKlinefelter syndrome, with 45 chromosomes
4. DTurner syndrome, with 47 chromosomes

Why is ATP described as an energy carrier rather than a long-term energy store?

1. AATP contains no energy in its bonds, so it cannot be stored
2. BCells hold only a little and constantly recycle it from ADP
3. CATP is stored in large amounts in fat tissue
4. DATP can be made only in plants