Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is endocytosis?

1. ATaking material into the cell by folding the membrane around it
2. BReleasing material from the cell by fusing vesicles with the membrane
3. CMoving water across the membrane by osmosis
4. DSplitting the cytoplasm after the nucleus divides

Which protein gives strength to skin, tendons and bone?

1. AHaemoglobin
2. BMyosin
3. CCollagen
4. DAmylase

Which carbohydrate forms plant cell walls and acts as dietary fibre?

1. AGlycogen
2. BGlucose
3. CCellulose
4. DLactose

What does RNA polymerase do?

1. AIt builds a protein from an mRNA template
2. BIt copies the whole genome before cell division
3. CIt builds an RNA strand from a DNA template
4. DIt removes introns from pre-mRNA

How does facilitated diffusion differ from active transport?

1. AIt moves only water and no other substances
2. BIt works without any membrane proteins
3. CIt needs ATP and moves substances against their gradient
4. DIt needs no energy and moves substances down their gradient

Why is a buffer system important in blood?

1. AIt makes the blood clot faster
2. BIt resists changes in pH
3. CIt raises the blood glucose level
4. DIt carries oxygen to the tissues

Sel pankreas membuat dan mengeluarkan enzim pencernaan dalam jumlah besar. Organel apa yang akan berkembang secara khusus?

1. ARetikulum endoplasma kasar dan badan Golgi
2. BKloroplas dan dinding sel
3. CLisosom dan dinding sel
4. DRetikulum endoplasma halus, kloroplas, dan vakuola besar

A large molecule contains carbon, hydrogen, oxygen, nitrogen and phosphorus. Its monomers each have a sugar and a base. What type of molecule is it?

1. AA nucleic acid
2. BA carbohydrate
3. CA protein
4. DA lipid