TTO3 It runs in the family 5.1 t/m 5.3

• Biologie / Verzorging
• Middelbare school
• vwo
• Leerjaar 3

Minor & major tests

18-05-2022 minor test about 5.4 & 5.7

Testweek 4 in june major test about unit 5 & 7

How is the phenotype of the punks determined?

1. Mainly by genotype
2. Mainly by environment

How is the phenotype of the albino gorilla determined?

1. By genotype
2. By environment
3. By both

Is this karyotype from a man or a female?

1. Man
2. Female

How many autosomes do you see in this karyotype?

1. 2
2. 23
3. 44
4. 46

How many sex chromosomes can you find in a egg cell from a dog?

1. 1
2. 2
3. 39
4. 78

The discovery of DNA

• 1953 James Watson, Francis Crick, Rosalind Franklin en Maurice Wilkins discovered the structure of DNA

What is DNA?

• DNA is a type of nucleic acid located in the nucleus.
• DNA consists of 2 strands in a double helix.
• DNA replicates and stores genetic information. 

double helix (ladder)

What is the basic unit of DNA called?

1. Nucleotide
2. Gene
3. Base
4. Deoxyribose sugar

Guanine pairs with .....

1. Adenine
2. Thymine
3. Cytosine
4. Phosphate

The basic unit of a protein is called a ............?