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Science lesson 7 > Lesson 5 - Mendelian Inheritance > Flashcards

Lesson 5 - Mendelian Inheritance Flashcards

Watch this - https://youtu.be/i-0rSv6oxSY?si=SX9T8e7jYubTtJxE and study this https://www.khanacademy.org/science/biology/classical-genetics/mendelian--genetics/e/punnett-squares

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Biology 101 flashcards
1
Q

What is Mendel’s law of Independence?

A

Alleles segregate separately from each other and don’t influence each other.

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2
Q

What is Mendel’s law of segregation?

A

Allele pairs segregate/separate randomly.

Remember meiosis, as chromosomes align at the metaphase plate RANDOMLY

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3
Q

What is a punnet square?

A

Punnet squares are a way of estimating and graphing the probabilities of crossing 2 traits.

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4
Q

What does homozygous mean?

A

Two identical alleles in a gene.
Eg. aa, AA, GG, gg

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5
Q

What does heterozygous mean?

A

Two different alleles in a gene.
Eg. Aa, Bb

The dominant allele usually comes first, (for formatting)

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6
Q

What does monohybrid cross mean?

A

Crossing One trait

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7
Q

What does dihibrid cross mean

A

Crossing 2 unrelated traits
Eg. height and hair colour

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8
Q

Watch this

A

https://youtu.be/qIGXTJLrLf8?si=f-gWvklQNmEcdI84

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Science lesson 7 (4 decks)

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