Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Apakah yang benar tentang alel dominan?

1. AIa sentiasa diwarisi daripada ibu
2. BIa menunjukkan kesannya apabila hanya satu salinan hadir
3. CIa menunjukkan kesannya hanya apabila dua salinan hadir
4. DIa tidak pernah muncul dalam fenotip

What is an ecosystem?

1. AThe weather in a particular region
2. BAll the members of one species in an area
3. CA single organism together with all of its organs and tissues
4. DThe living things in an area and their non-living surroundings

Mengapakah virus tidak dapat membiak sendiri?

1. AIa membahagi hanya melalui meiosis
2. BIa memerlukan jentera sel perumah untuk membuat salinan
3. CIa tidak mempunyai bahan genetik sama sekali, sama ada DNA atau RNA
4. DIa membiak hanya di bawah cahaya matahari

What does the enzyme lipase break down?

1. AStarch into sugars
2. BProteins into amino acids and peptides
3. CFats into fatty acids and glycerol
4. DDNA into nucleotides

White blood cells called macrophages engulf and digest bacteria. Which organelle would you expect them to have in large numbers?

1. ALysosomes
2. BCentral vacuoles
3. CSmooth endoplasmic reticulum
4. DChloroplasts

What is meant by independent assortment in meiosis?

1. AAll chromosomes from the mother go into the same gamete
2. BDNA is copied separately in each chromosome
3. CSister chromatids stay joined until the end of meiosis, so all gametes are identical
4. DHomologous pairs line up randomly, so gametes get different mixes of chromosomes

A point mutation changes a codon in the middle of a gene into a stop codon. What is the most likely effect?

1. AA protein with one different amino acid
2. BA shortened protein that usually does not work
3. CNo change, because stop codons are ignored
4. DA protein that is longer than normal

Five recovery times in days are 5, 6, 6, 7 and 30. Which value best describes a typical recovery time, and why?

1. AThe median of 6, because the outlier pulls the mean up
2. BThe mean of 10.8, because it uses every value
3. CThe range of 25, because it shows the spread
4. DThe maximum of 30, because it shows the worst case