Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is the main role of carbohydrates in the human diet?

1. ATo form antibodies
2. BTo build muscle tissue
3. CTo provide a quick source of energy
4. DTo carry the body's genetic information

Apa monomer asam nukleat seperti DNA?

1. AMolekul glukosa
2. BNukleotida
3. CMolekul gliserol
4. DAsam amino

Osmosis adalah difusi zat apa melalui membran semipermeabel?

1. AIon natrium
2. BProtein
3. CGlukosa
4. DAir

Seorang siswa menguji bagaimana jumlah cahaya memengaruhi pertumbuhan tanaman kacang. Manakah yang harus menjadi variabel kontrol?

1. ATinggi tanaman pada akhir percobaan
2. BJumlah air yang diterima setiap tanaman
3. CJumlah cahaya yang diterima setiap tanaman
4. DKesimpulan percobaan

Which polymer is correctly matched with its monomer?

1. ADNA and amino acid
2. BStarch and glucose
3. CGlycogen and fatty acid
4. DProtein and nucleotide

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 white blood cell during infection
4. DA mutation in a skin cell caused by sunlight

A mutation changes one amino acid in an enzyme. In which location is the change most likely to stop the enzyme from working?

1. AOn the outer surface, far from the active site
2. BIn the gene's stop codon
3. CIn a section that is removed after the protein is made
4. DIn the active site

Why do cells get far more ATP from glucose when oxygen is present than when it is absent?

1. AOxygen itself is converted into ATP in the mitochondria
2. BWithout oxygen, glucose cannot enter the cell or be broken down at all
3. CWithout oxygen only glycolysis runs, giving a net of 2 ATP per glucose
4. DWithout oxygen the Krebs cycle runs faster but makes less ATP