from kognity questions

Question 1

Hershey chase experiment: detected

Answer 1

radioactive phosphorus in pellet

Question 2

dna and rna are synthesises in

Answer 2

5 3 prime direction

Question 3

viruses developed similar properties from

Answer 3

convergant evolution

Question 4

• emergent properties are from

Answer 4

interactions and allow specification, which unicellular cells don’t have

Question 5

The miller-urge experiment made

Answer 5

complex hydrocarbons, as well as amino acids

Question 6

the electron microscope has a

Answer 6

higher resolution than the light microscope, and both can be used to observe non-living specimens

Question 7

Not every virus

Answer 7

has enzymes

Question 8

lysosomes contain digestive

Answer 8

contain digestive enzymes.

Question 9

lysogenic cycle. An example of a virus that follows this cycle would

Answer 9

be bacteriophage lambda.

Question 10

During phagocytosis pathogens are

Answer 10

engulfed and broken down by the digestive enzymes found in lysosomes.

Question 11

organisms which share the same number of chromosomes?

Answer 11

They have the same genetic code.

Question 12

Personalized medicine

Answer 12

use of an individual’s genetic profile to guide decisions on their healthcare?

Question 13

bacteria reproduce by

Answer 13

binary fission

Question 14

variation betwen people in one base

Answer 14

Single-nucleotide polymorphism

Question 15

diseases caused by mutations

Answer 15

Sickle cell anaemia, haemophilia and colour blindness

Question 16

diseases caused by chromosomal abnormality

Answer 16

Trisomy 21 (down syndrome)

Question 17

what is visible in a karyogram

Answer 17

Trisomy 21, chromosal abnormalities

Question 18

name of origin of eukaryote cell

Answer 18

endosymbiotic theory