Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is a haploid cell?

1. AA cell with one set of chromosomes
2. BA cell with no nucleus
3. CA cell with two sets of chromosomes
4. DA cell with an extra chromosome

Di organel mana fotosintesis berlangsung?

1. AMitokondria
2. BBadan Golgi
3. CKloroplas
4. DNukleus

In science, what is an observation?

1. AA rule that explains all known facts
2. BA guess about why something happens
3. CInformation gathered with the senses or instruments
4. DA conclusion drawn before any data are collected

What does Mendel's law of segregation state?

1. AGenes on different chromosomes are always inherited together
2. BThe two alleles of a gene separate so each gamete gets only one
3. CDominant alleles are more common in a population than recessive ones
4. DEach gamete receives both alleles of every gene

What causes cohesion between water molecules?

1. AMagnetic forces between hydrogen atoms
2. BIonic bonds between oxygen atoms
3. CCovalent bonds between neighbouring molecules
4. DHydrogen bonds between neighbouring molecules

In which phase of mitosis do the chromosomes condense and the nuclear envelope break down?

1. AMetaphase
2. BProphase
3. CTelophase
4. DAnaphase

A nurse notices that patients who used a new mouthwash had few mouth infections. No other patients were studied. What is most needed before concluding that the mouthwash works?

1. AA larger bottle of the same mouthwash for each patient
2. BA longer explanation in the report
3. CA comparable group that does not use the mouthwash
4. DA survey asking patients if they liked it

A plant cell is placed in a strong salt solution. Its membrane and cytoplasm pull away from the cell wall. What is this called?

1. ACrenation
2. BTurgor
3. CLysis
4. DPlasmolysis