Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

What is a eukaryote?

1. AAn organism that lives only in extreme heat
2. BAn organism whose cells have a nucleus
3. CA virus that infects animal cells
4. DAn organism made of a single cell without a nucleus

What is an adaptation?

1. AA change an organism makes during its lifetime that it then passes on
2. BAny mutation that damages a gene
3. CAn inherited trait that helps an organism survive in its environment
4. DA disease that weakens a population

What do centrioles do in an animal cell?

1. AThey make lipids for the cell membrane
2. BThey store the cell's digestive enzymes until they are needed
3. CThey capture light for photosynthesis
4. DThey help organise the spindle during cell division

Why do chromosomes condense into short, thick shapes before mitosis?

1. ASo that they can be copied more quickly
2. BSo they can be moved apart without tangling or breaking
3. CSo that genes can be transcribed more easily
4. DSo that they can leave through the nuclear pores

In gel electrophoresis, why does DNA move towards the positive electrode?

1. ADNA has a negative charge from its phosphate groups
2. BDNA is pulled by gravity through the gel
3. CDNA has a positive charge from the nitrogen bases it contains
4. DDNA has no charge and moves at random

Semasa fasa mitosis yang manakah kromosom tersusun merentasi tengah sel?

1. AAnafasa
2. BProfasa
3. CMetafasa
4. DTelofasa

Dua induk yang tidak menghidap penyakit mempunyai anak yang menghidap penyakit itu. Dengan menganggap satu gen, apakah penjelasan yang paling mungkin?

1. ASifat itu dominan dan kedua-dua induk terjejas
2. BAnak itu mewarisi sifat itu hanya daripada kromosom Y bapa
3. CSifat itu resesif dan kedua-dua induk ialah pembawa
4. DSifat itu dominan dan satu induk homozigus

Two parents are both AaBbCc, and the three genes assort independently. What is the probability that a child is aabbcc?

1. A1/16
2. B1/8
3. C1/64
4. D3/64