JUTUSUIS U13 ECONDS)
Q2: Drag the words from below to complete this passage.
uk bitesize : guides zodfmsg revision 1
nheritance - Genetic inheritance - AQA-GCSE
es are found in the nucleus of a body cell in pairs. One chromos
ther and one is inherited from the father. The chromosome in each
in the same location. These genes could be the same, or different
Each chromosome in the cell is paired with an identical
chromosome. The same gene appears on both chromosomes,
so there must be two genes for every characteristic: one on
each chromosome. These genes are called
each other.
e also ask
the name given to cells that have only one copy of each ch
the two members of a homologous chromosome pair have
If the two genes are identicar, we call them
they are different from each other, we call them
there two types of gene controlling one characteristic?
omosome pairs identical?
Rec
The male and female sex cells contain only one of each
chromosome. This means that there
of each
gene in the sex cells.
o. uk> bitesize guides > revision 1
ision - Cell division - AQA- GCSE Biology (Sing
omes carry genetic information in a molecule called DNA. A type of
ome in a pair carries the same types of genes. ... In females, the tw
cal in shape There is an X and also a Y chromosome.
Must include: so
Scre
recessive
are copies
alleles
are two
heterozygous
dominant
gametes
is one
homozygous
re. com) scitable , topicpage > inheritance-of-traits-by-offs...
ance of Traits by Offspring Follows Predictable R
cells contain two alleles for every gene, with one allele provided by
y tree, the father in the first generation shows a particular trait (as.
ants provide the same allele of a given gene, and the ... each membe
some pair contains one allele for every gene
alleys