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WorksheetsIGCSE 0610 17 Inheritance
Total questions: 40
Worksheet time: 43mins
How many goats have white fur?
(a)
State the phenotype of goat 5
(a)
(a)
What are all the possible sex chromosomes that a normal sperm may contain
(a)
Organisms pass on their genetic information in their gametes.
State the name of the type of cell division that produces gametes.
(a)
What is the term that describes the genetic make-up of an organism in terms of the alleles present?
(a)
What is the term that describes the observable features of an organism?
(a)
What is the term that describes having two identical alleles of a particular gene?
(a)
What is the term that describes having two different alleles of a particular gene?
(a)
HH x HH
Hh x Hh
Hh x hh
hh x hh
none
one quarter
one third
one half
What is produced when a cell undergoes mitosis once?
four new cells which are different from each other and from their parent cell
four new cells which are identical to each other and to their parent cell
two new cells which are different from each other and from their parent cell
two new cells which are identical to each other and to their parent cell
1 and 3
1 and 4
3 and 4
2 and 3
Which process involves meiosis?
growth of cells
production of gametes
repair of damaged tissues
replacement of cells
Which term describes the transmission of genetic information from one generation to the next?
genetic engineering
inheritance
natural selection
variation
What is the inheritance of colour blindness an example of?
co-dominence
continuous variation
reduction division
sex linkage
What results from meiosis of a diploid cell?
genetically different diploid cells
genetically different haploid cells
genetically identical diploid cells
genetically identical haploid cells
Which of these cells is haploid?
liver cell
red blood cell
sperm cell
zygote
(a)
Human body cells have 46 chromosomes. Human egg and sperm cells have 23 chromosomes each.
What term is used to describe the number of chromosomes in a gamete, such as an egg cell or sperm cell?
(a)
Which sex chromosomes are in the Egg and the Sperm?
Egg - X
Egg - Y
Sperm - X
Sperm - Y
What is the term that describes an allele that is expressed if it is present?
(a)
What is the term that describes an allele that is only expressed when there is no dominant allele of the gene present?
(a)
A
B
C
D
Which two terms describe the genotype of goat 6?
homozygous
heterozygous
dominant
recessive
white
In which situations will mitosis occur?
asexual reproduction
growth of tissues
Creation of gametes
replacement of cells
in an embryo
Name a characteristic from the table which is controlled ONLY by genes
(a)
State the genotype of person P
Xh Xh
XH Xh
XH XH
XH Y
Xh Y
State the genotype of person Q
Xh Xh
XH Xh
XH XH
XH Y
Xh Y
State the genotype of person R
Xh Xh
XH Xh
XH XH
XH Y
Xh Y
What is the function of DNA?
To control the production of proteins
To control the movement of the cell
To control aerobic respiration
To control the information in the cell
The genes which code for proteins remain inside the nucleus at all times
True
False
mRNA makes a copy of a gene and carries it out of the nucleus
True
False
mRNA passes through mitochondria in the cytoplasm in order to synthesise proteins
True
False
The specific order of amino acids in a protein is determined by the sequence of bases on the mRNA
True
False
Ribosomes assemble fatty acids into protein molecules
True
False
All body cells have all of the same genes but not all of them are expressed in that cell
True
False
What is the term that is a nucleus containing a single set of unpaired chromosomes, eg in gametes?
(a)
What is the term that is a nucleus containing two sets of unpaired chromosomes, eg in body cells?
(a)
What is the term that means a length of DNA that codes for a protein?
(a)
