Užduočių lapas tema Biologija slaugos stojamiesiems egzaminams su atsakymais

What is the resolution of a microscope?

1. AHow many times larger it makes the image of the specimen
2. BHow bright the image appears
3. CIts ability to show two close points as separate
4. DHow large the field of view is

What is the correct order of the phases of mitosis?

1. ATelophase, anaphase, metaphase, prophase
2. BProphase, metaphase, anaphase, telophase
3. CMetaphase, prophase, anaphase, telophase
4. DProphase, anaphase, metaphase, telophase

Who first used the word "cells" after looking at thin slices of cork under a microscope?

1. ARobert Hooke
2. BGregor Mendel
3. CLouis Pasteur
4. DCharles Darwin

Why do the palisade cells near the top surface of a leaf contain many chloroplasts?

1. AThey store most of the plant's water for dry periods
2. BThey carry sugars from the leaves down to the roots
3. CThey get the most light and do most of the photosynthesis
4. DThey protect the leaf from insects and strong winds

Kurioje mitozės fazėje chromosomos išsirikiuoja ląstelės viduryje?

1. AAnafazėje
2. BTelofazėje
3. CProfazėje
4. DMetafazėje

The human arm, bat wing and whale flipper contain the same set of bones. What does this suggest?

1. AThey have the same function
2. BThey share a common ancestor
3. CThey are the result of acquired traits
4. DThey evolved completely separately

A diploid cell contains 10 units of DNA in G1. How many units are in each cell at the end of meiosis II?

1. A2,5 units
2. B20 units
3. C5 units
4. D10 units

The antibiotic tetracycline binds to bacterial ribosomes. Which process does it block, and why are human cells much less affected?

1. ATranscription, because human cells have no RNA polymerase of their own
2. BDNA replication, because bacteria have no DNA polymerase
3. CTranslation, because bacterial ribosomes differ from human ribosomes
4. DTranslation, because human cells have no ribosomes