Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Satuan mana yang paling sering dipakai untuk menyatakan ukuran sel?

1. ALiter (L)
2. BMeter (m)
3. CKilometer (km)
4. DMikrometer

Apa yang dihasilkan oleh mitosis?

1. AEmpat sel anak yang berbeda secara genetik
2. BSatu sel dengan dua kali jumlah kromosom
3. CDua sel dengan setengah jumlah kromosom
4. DDua sel anak yang identik secara genetik

What does ATP stand for?

1. AAdenosine triphosphate
2. BAdenine tetraphosphate
3. CAmino triphosphate
4. DAdenosine diphosphate

What is the role of ribosomal RNA (rRNA)?

1. AIt brings single amino acids to the ribosome
2. BIt carries the code from DNA to the ribosome
3. CIt stores genetic information in the nucleus
4. DIt forms part of the ribosome and helps join amino acids

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

Why can DNA profiling (fingerprinting) identify individual people?

1. ADNA in blood differs from DNA in skin
2. BRepeated non-coding DNA regions vary in length between people
3. CEach person's genes code for different amino acids
4. DEvery person has a different number of chromosomes in their cells

Under the microscope, homologous chromosomes are moving to opposite poles, and each is still made of two chromatids. Which stage is this?

1. AAnaphase II of meiosis
2. BProphase of mitosis
3. CAnaphase I of meiosis
4. DAnaphase of mitosis

HIV infects and destroys helper T cells. Why do people with untreated advanced HIV get infections that healthy people rarely get?

1. AHIV kills the normal flora of the skin and gut
2. BThe virus turns harmless microbes into pathogens
3. CTheir immune response is too weak to control normally harmless microbes
4. DHelper T cells make the antibiotics that the body needs to fight infection