*Unit 5 Part 4: Dihybrid Crosses and Blood Type Flashcards

Meiosis and Genetics

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1
Q

Dihybrid Cross

A

A cross between individuals that involves 2 traits
(Ex. Pod color and plant height)

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2
Q

What is the genotypic ratio of a dihybrid cross when the parent genotypes are HHGG and hhgg?

A

100% HhGg
16:0 HhGg

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3
Q

In dihybrid crosses, to find gametes for each parent, use the _____ method.

A

FOIL

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4
Q

What does FOIL stand for?

A

First. Outer, Inner, Last

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5
Q

Multiple Alleles

A

Genes with more than 2 alleles that could code for a trait

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6
Q

There are 3 or more possible alleles, but an individual can still only carry _____ alleles for each trait.

A

2

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7
Q

In human blood types, there are three possible alleles. What are they?

A

A, B, O

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8
Q

In human blood type, _____ and _____ are dominant over _____.

A

A; B; O

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9
Q

In human blood type, A and B are _____ with one another.

A

codominant

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10
Q

What are the four blood types?

A

A, B, O, AB

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11
Q

Mother with type AB blood says that John Doe is the father of a baby with type AB. His blood is type O. Could he be the father?

A

No. The baby would have either type A or type B blood if he was.

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12
Q

What blood type is the universal receiver?

A

AB-

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13
Q

What blood type is the universal donor?

A

O-

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14
Q

Type A red blood cells have _____ antibodies in plasma.

A

Anti-B

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15
Q

Type B red blood cells have _____ antibodies in plasma.

A

Anti-A

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16
Q

Type AB red blood cells have _____ antibodies in plasma.

A

no

17
Q

Type O red blood cells have _____ antibodies in plasma.

A

Anti-A and Anti-B

18
Q

Type A red blood cells have _____ antigens.

A

A

19
Q

Type AB red blood cells have _____ antigens.

A

A and B

20
Q

Type B red blood cells have _____ antigens.

A

B

21
Q

Type O red blood cells have _____ antigens.

A

no

22
Q

What is the most common blood type?

A

O-

23
Q

What is the most uncommon blood type?

A

AB-

24
Q

What determines if your blood is positive or negative?

A

Rh factor

25
Q

If your blood cells are positive than you _____ the Rh protein.

A

have

26
Q

If your blood cells are negative than you _____ the Rh protein.

A

lack