ใบงาน ชีววิทยาสำหรับข้อสอบเข้าพยาบาล พร้อมเฉลย

What is a pedigree in genetics?

1. AA table of codons and amino acids
2. BA list of all the genes in an organism
3. CA picture of a person's chromosomes arranged in pairs by size
4. DA chart that shows how a trait is inherited in a family

What is a neuron?

1. AA bone cell that stores calcium
2. BA nerve cell that carries electrical signals
3. CA muscle cell that contracts
4. DA blood cell that carries oxygen around the body

หน่วยใดใช้บอกขนาดของเซลล์บ่อยที่สุด

1. Aกิโลเมตร (km)
2. Bลิตร (L)
3. Cเมตร (m)
4. Dไมโครเมตร

During childbirth, pressure on the cervix causes oxytocin release, which causes stronger contractions and more pressure. What kind of control is this?

1. APositive feedback
2. BHomeostatic balance
3. CNatural selection
4. DNegative feedback

Which sequence describes the usual flow of genetic information in a cell?

1. ADNA to protein to RNA
2. BProtein to RNA to DNA
3. CRNA to DNA to protein
4. DDNA to RNA to protein

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

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

In the Hershey–Chase experiment, viruses were labelled with radioactive phosphorus in their DNA or radioactive sulfur in their protein. Only the phosphorus entered the infected bacteria. What did this show?

1. ABacteria take up any radioactive substance
2. BViruses contain no DNA at all
3. CDNA, not protein, is the genetic material of the virus
4. DProtein, not DNA, is the genetic material of the virus

Cyanide stops mitochondria from making ATP. Which process in the affected cells would stop first?

1. ASimple diffusion of oxygen into the cell
2. BFacilitated diffusion of glucose down its gradient
3. CPumping of Na⁺ and K⁺ by the sodium-potassium pump
4. DOsmosis of water across the membrane