Theory

CH17 - INHERITANCE

In rabbits, the allele for dark fur, R, is dominant to the allele for white fur, r.The diagram shows a cross between a rabbit with dark fur and a rabb...

2011 Summer

3

Theory

CH17 - INHERITANCE

What is always found in female gametes and may be found in male gametes?A. one X chromosomeB. one Y chromosomeC. two X chromosomesD. one X chromosome ...

2011 Summer

2

Theory

CH17 - INHERITANCE

Haemoglobin is a large protein molecule. The structure of each haemoglobin molecule is controlled by a gene that has two alleles:• $Hb^A$ codes for ...

2011 Winter

2

Theory

CH17 - INHERITANCE

How does a haploid nucleus differ from a diploid nucleus of the same species? A It has different genes. B It has fewer chromosomes. C It has more a...

2012 Winter

2

Theory

CH17 - INHERITANCE

The diagram shows a maize (corn) cob with purple and yellow fruits. Purple (P) is dominant to yellow (p). What are the genotypes of the parent maize p...

2009 Summer

3

Theory

CH17 - INHERITANCE

A pure-breeding white mouse was crossed with a pure-breeding black mouse. All their offspring were black.Then, one of the offspring was bred with a pu...

2012 Winter

2

Theory

CH17 - INHERITANCE

In some animals, B is the allele for normal skin (without spots) and b is the allele for spotted skin.A pair of these animals has 37 offspring, 18 wit...

2010 Winter

2

Theory

CH17 - INHERITANCE

Which type of reproduction and which type of cell division produces nuclei with half the number of chromosomes?[Table_1]type of reproductiontype of ce...

2010 Winter

2

Theory

CH17 - INHERITANCE

What is true of the chromosomes present in the daughter nuclei after meiosis and after mitosis?[Table_1]

2009 Summer

3

Theory

CH17 - INHERITANCE

What is a mutation?A a change in a gene or chromosomeB a condition caused by a recessive alleleC a process used in genetic engineeringD a type of ...

2009 Summer

1

Theory

CH7 - HUMAN NUTRITION

Why does the energy needed by a human increase during the first ten years of life?A. Coordination and responses improve.B. Energy is needed for gamete...

2014 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which feature is characteristic of both annelids and arthropods? A) compound eyes B) jointed limbs C) segmented bodies D) wings

2014 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which features do animal cells share with plant cells? [Table_1]

2014 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an animal. Use the key to identify the animal.1 wings present ............................................ go to 2wings absent ........

2014 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which pair of statements about a plant cell is correct?[Table_1][Table_1]:| | outer surface of the cell | position of sap vacuole ||---|----...

2014 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a cell. Which structure is not present?A. cell membraneB. cell wallC. cytoplasmD. nucleus

2014 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a section through a root.What are the levels of organisation of the labelled structures?[Table_1]

2014 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structures contain a cell nucleus?[Table_1]Table Key:✓ = nucleus✗ = no nucleus

2014 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows a cell. [Image_1: Diagram of a cell] Which type of cell does the diagram show? A. an animal cell in a concentrated solution of sa...

2014 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

Two identical cylinders, 40 mm long, are cut from a potato. One (W) is placed in water and the other (X) is placed in a concentrated sugar solution.Wh...

2014 Summer

1