STAAR Recap Day 4: Dihybrid & Non-Mendelian Genetics
Presentation
•
Biology
•
9th Grade
•
Practice Problem
•
Hard
Allyson Te'o
Used 1+ times
FREE Resource
21 Slides • 0 Questions
1
STAAR Recap Day 4:
Dihybrid and Non-Mendelian Genetics
2
Dihybrid Crossing
Di- means 2. Dihybrid means crossing 2 traits.
Step 1: IDENTIFY each parent's genotype.
3
Dihybrid Crossing
Di- means 2. Dihybrid means crossing 2 traits.
Step 1: IDENTIFY each parent's genotype.
Step 2: For each parent, DISTRIBUTE the alleles from the 1st trait to the 2nd trait (1 parent is shown below).
4
Dihybrid Crossing
Di- means 2. Dihybrid means crossing 2 traits.
Step 1: IDENTIFY each parent's genotype.
Step 2: For each parent, DISTRIBUTE the alleles from the 1st trait to the 2nd trait (1 parent is shown below).
Step 3: Place all a parent’s allele pairs on the top and the other parent’s on the left. There should be ________ alleles above each column & to the left of each row.
5
BH
6
BH
Bh
7
BH
Bh
bH
8
BH
Bh
bH
bh
9
9
10
9
3
11
9
3
3
12
9
3
3
1
13
Non-Mendelian Genetics
14
Non-Mendelian Genetics
BREAK
ONE
MASKS
15
Non-Mendelian Genetics
BREAK
ONE
MASKS
TWO
BOTH
SPOTTED
16
Non-Mendelian Genetics
BREAK
ONE
MASKS
TWO
BOTH
SPOTTED
MIX
PINK
17
BLOOD TYPES
18
Blood Types
A A
A O
19
Blood Types
A A
A O
B B
B O
20
Blood Types
A A
A O
B B
B O
A B
21
Blood Types
A A
A O
B B
B O
A B
O O
STAAR Recap Day 4:
Dihybrid and Non-Mendelian Genetics
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