Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Which codon signals the start of translation in most genes?

1. AUAG
2. BAUG
3. CUAA
4. DUGA

What is a tissue?

1. AA single cell that has one special job in the body
2. BA group of similar cells that work together
3. CA structure inside a cell
4. DSeveral organs that work together

Which kind of organism causes malaria?

1. AA fungus that grows on skin
2. BA bacterium carried in water
3. CA protist carried by mosquitoes
4. DA virus spread by coughing

The sodium-potassium pump moves ions across the cell membrane. What does one cycle of the pump do?

1. AMoves Na⁺ in and K⁺ out, without using ATP
2. BMoves 3 Na⁺ out and 2 K⁺ in, using ATP
3. CMoves 3 K⁺ out and 2 Na⁺ in, using ATP
4. DMoves 2 Na⁺ out and 3 K⁺ in, using ATP

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

1. ASmooth endoplasmic reticulum
2. BChloroplasts
3. CCentral vacuoles
4. DLysosomes

Mengapakah suhu yang sangat tinggi menghentikan kebanyakan enzim daripada berfungsi?

1. ASubstrat bertukar menjadi enzim yang berbeza
2. BEnzim bergerak terlalu perlahan untuk bertemu substrat
3. CEnzim ternyahasli: tapak aktifnya berubah bentuk
4. DHaba menyebabkan enzim terbahagi serta-merta menjadi asid amino

A patient with type A blood is given type B red blood cells by mistake. What is the cause of the reaction that follows?

1. AThe patient's A antigens dissolve the donor's haemoglobin
2. BThe donor's B antigens destroy the patient's white blood cells
3. CAnti-B antibodies in the patient's plasma attack the donor cells
4. DAnti-A antibodies on the donor cells attack the patient's plasma

Sebuah graf menunjukkan aktiviti enzim meningkat dari 20 °C ke puncak pada 37 °C dan kemudian menurun dengan mendadak. Apakah tafsiran terbaik?

1. ASuhu tidak mempunyai kesan pada aktiviti enzim
2. BEnzim itu berfungsi paling baik pada 20 °C dan musnah pada 37 °C
3. CEnzim itu terus bertambah laju apabila suhu meningkat
4. DOptimumnya kira-kira 37 °C; keadaan yang lebih panas menyahaslikannya