Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is an ecosystem?

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

What does transfer RNA (tRNA) do?

1. AIt joins two DNA strands together
2. BIt brings amino acids to the ribosome
3. CIt carries the code out of the nucleus
4. DIt copies DNA in the nucleus

What is apoptosis?

1. AFusion of two gametes
2. BProgrammed cell death
3. CUncontrolled cell division
4. DDivision of the cytoplasm

What happens in the lytic cycle of a virus?

1. AThe host cell makes antibodies against the virus
2. BThe virus divides by binary fission outside the cell
3. CThe virus makes many copies in the host cell, which then bursts
4. DThe viral DNA joins the host DNA and stays inactive for a long time

A bone marrow transplant can treat some blood cancers. Why does it work?

1. AThe transplant replaces the patient's bones
2. BThe donor stem cells produce new, healthy blood cells
3. CThe donor marrow contains antibiotics that kill cancer
4. DThe donor red cells divide to make more red cells

In which part of the chloroplast do the light-dependent reactions happen?

1. AIn the outer membrane
2. BIn the stroma
3. CIn the cell wall
4. DIn the thylakoid membranes

Kedua orang tua bergolongan darah O. Golongan darah apa yang dapat dimiliki anak-anak mereka?

1. ASalah satu dari keempat golongan
2. BHanya golongan AB
3. CGolongan A atau golongan O
4. DHanya golongan O

Plasmids with an ampicillin-resistance gene are mixed with bacteria, which are then spread on a plate containing ampicillin. Why do only a few colonies grow?

1. AOnly the bacteria that took up the plasmid can survive
2. BAll the bacteria die, and the colonies are fungi
3. CThe plasmid kills the bacteria that do not grow
4. DAmpicillin makes some bacteria take up the plasmid