ใบงาน ชีววิทยาสำหรับข้อสอบเข้าพยาบาล พร้อมเฉลย

What is the main material in the cell walls of fungi?

1. APeptidoglycan
2. BCollagen
3. CCellulose
4. DChitin

Which enzyme adds new nucleotides to build a new DNA strand?

1. AHelicase
2. BRNA polymerase
3. CDNA polymerase
4. DPepsin

What do bacteria use flagella for?

1. AMaking proteins from amino acids
2. BCopying their DNA
3. CMoving from place to place
4. DStoring food

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 no energy and moves substances down their gradient
4. DIt needs ATP and moves substances against their gradient

Why can DNA profiling (fingerprinting) identify individual people?

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

What happens during telophase of mitosis?

1. AThe sister chromatids are pulled apart
2. BA nuclear envelope forms around each set of chromosomes
3. CThe chromosomes line up across the middle of the cell
4. DThe DNA is copied for the next division

Redi placed meat in open jars and in jars covered with gauze. Maggots appeared only on meat that flies could reach. What did this show?

1. AFlies form from rotting meat, and then they lay eggs on fresh meat
2. BMeat turns into maggots when exposed to air
3. CMaggots come from eggs laid by flies, not from the meat itself
4. DGauze produces chemicals that stop meat from rotting

In a family, a trait appears mostly in males. Affected men have daughters who are unaffected, but some of these daughters have affected sons. Which pattern fits best?

1. AX-linked recessive
2. BY-linked
3. CAutosomal dominant
4. DAutosomal recessive with equal sexes