Užduočių lapas tema Biologija slaugos stojamiesiems egzaminams su atsakymais

What do bacteria use flagella for?

1. AStoring food
2. BMoving from place to place
3. CCopying their DNA
4. DMaking proteins from amino acids

What is a sister chromatid?

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

Kur randama daugiausia eukariotinės ląstelės DNR?

1. ALizosomose
2. BLąstelės membranoje
3. CBranduolyje
4. DLąstelės sienelėje

In which phase of mitosis do the chromosomes condense and the nuclear envelope break down?

1. AProphase
2. BTelophase
3. CMetaphase
4. DAnaphase

What is the role of cholesterol in animal cell membranes?

1. AIt carries glucose molecules across the membrane into the cell
2. BIt keeps membrane fluidity stable as temperature changes
3. CIt forms a rigid wall around the cell
4. DIt stores the cell's genetic information

Which list puts these human energy sources in order from fastest to use to longest-lasting store?

1. AFat, then glycogen, then ATP
2. BGlycogen, then ATP, then fat
3. CATP, then glycogen, then fat
4. DATP, then fat, then glycogen

The coding part of an mRNA is 900 bases long, including the start codon and the stop codon. How many amino acids are in the protein?

1. A298
2. B300
3. C299
4. D900

A plant that is AaBb is crossed with an AaBB plant. A and B are dominant, and the genes assort independently. What fraction of the offspring show both dominant traits?

1. A1/2
2. B1/4
3. C9/16
4. D3/4