Download How are characteristics inherited?

Survey
yes no Was this document useful for you?
   Thank you for your participation!

* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project

Document related concepts
no text concepts found
Transcript
How are characteristics inherited?
_____ inside the cell nucleus contain information which decides
what characteristics you have. We have 2 copies of every gene1 from Mum and 1 from_____ . Genes from your _______ are
passed on in the _____ ____ (sperm and egg). If 1 parent has
______ eyes and 1 has ______ eyes you will get 1 brown-eye
gene and 1 blue-eye gene when the sex cell nuclei fuse (join).
One gene __________ (is stronger than) the other. Brown
eyes dominate blue eyes so the child gets brown eyes not a
_______. _______ twins have identical (the same) genes.
blue
identical
brown
sex cells
genes
parents
dominates
mixture
Dad
1. If the red flower gene dominates the white flower gene, what
colour flowers will you get if pollen from a red flower fertilises an
ovum from a white flower.
2. The grey fur gene dominates the white fur gene. What colour would
a rabbit be if its Mum was grey and its Dad was white?
What if its Dad was grey and its Mum was white?
How are characteristics inherited?
_____ inside the cell nucleus contain information which decides
what characteristics you have. We have 2 copies of every gene1 from Mum and 1 from_____ . Genes from your _______ are
passed on in the _____ ____ (sperm and egg). If 1 parent has
______ eyes and 1 has ______ eyes you will get 1 brown-eye
gene and 1 blue-eye gene when the sex cell nuclei fuse (join).
One gene __________ (is stronger than) the other. Brown
eyes dominate blue eyes so the child gets brown eyes not a
_______. _______ twins have identical (the same) genes.
1. If the red flower gene dominates the white flower gene, what
colour flowers will you get if pollen from a red flower fertilises an
ovum from a white flower.
2. The grey fur gene dominates the white fur gene. What colour would
a rabbit be if its Mum was grey and its Dad was white?
What if its Dad was grey and its Mum was white?
Related documents