Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What are stomata?

1. AHairs on roots that absorb minerals
2. BTubes that carry water up the stem
3. CSmall pores in leaves that allow gas exchange
4. DGreen structures in the leaf that store starch

Berapa jumlah kromosom pada sel tubuh manusia yang khas?

1. A44
2. B46
3. C92
4. D23

What is a model in science?

1. AA single measurement from an experiment
2. BAn exact copy that has no limitations
3. CThe control group of a study
4. DA simplified representation of a real system

A cell has a nucleus and mitochondria but no cell wall and no chloroplasts. What kind of cell is it most likely to be?

1. AA plant cell
2. BAn animal cell
3. CA bacterial cell
4. DA fungal cell

In a pedigree, a trait appears in every generation, and every affected child has at least one affected parent. Which inheritance pattern is most likely?

1. AX-linked recessive
2. BAutosomal dominant
3. CA new mutation in each generation
4. DAutosomal recessive

Why is water good at dissolving salts and sugars?

1. AIts molecules are polar
2. BIts molecules are nonpolar
3. CIt contains carbon atoms
4. DIt has a very low boiling point

In a trial, 20% of patients improve on a new drug and 18% improve on a placebo. What is the best conclusion?

1. AThe drug works well, because 20% of patients improved
2. BThe placebo was harmful to the patients
3. CThe drug is ten times better than the placebo
4. DThe drug adds little benefit beyond the placebo

The coding part of an mRNA is 900 bases long, including the start codon and the stop codon. How many amino acids are in the protein?

1. A299
2. B300
3. C900
4. D298