Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is apoptosis?

1. AFusion of two gametes
2. BDivision of the cytoplasm
3. CUncontrolled cell division
4. DProgrammed cell death

What is a sister chromatid?

1. AOne of the two sex chromosomes
2. BA small ring of DNA found in bacteria
3. COne of two identical copies of a chromosome joined at the centromere
4. DA chromosome that is inherited from the mother only, never the father

What is a model in science?

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

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

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

Ikatan apa yang menghubungkan asam amino dalam protein?

1. AIkatan glikosidik
2. BIkatan ester
3. CIkatan peptida
4. DIkatan hidrogen antarbasa

The genetic code is described as nearly universal. What does this mean?

1. AAll organisms have exactly the same genes
2. BThe same codons mean the same amino acids in nearly all organisms
3. CAll organisms have the same number of chromosomes in their cells
4. DEvery cell in the body makes the same proteins

Dua orang tua yang tidak menderita suatu penyakit memiliki anak yang menderita penyakit itu. Dengan anggapan hanya satu gen yang terlibat, apa penjelasan yang paling mungkin?

1. AAnak mewarisi sifat itu hanya dari kromosom Y ayah
2. BSifatnya dominan dan salah satu orang tua homozigot
3. CSifatnya resesif dan kedua orang tua adalah pembawa
4. DSifatnya dominan dan kedua orang tua menderita

In an onion root tip, 90 of 100 cells are in interphase and 10 are in mitosis. If the whole cell cycle takes 20 hours, about how long does mitosis last?

1. A0,5 hours
2. B10 hours
3. C18 hours
4. D2 hours