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Biblioteka

LRHS-Evolution Unit WU & ET Template

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Posljednje ažuriranje over 1 year ago
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Warmup Day 3 (1/15 & 1/16)

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Use this information for questions 1-4: In tomatoes, red fruit (R) is dominant over yellow fruit (r). A plant that is homozygous for red fruit is crossed with a plant that has yellow fruit.

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Pitanje 9
9.

#11 How many cells are there at the end of meiosis I. (use a number for your answer)

Pitanje 10
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#15. How many cells do you have at the end of meiosis II? (use a number for your answer)

Pitanje 11
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#16. Are the cells at the end of meiosis II haploid or diploid?

Pitanje 12
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Are the cells at the end of meiosis II identical or different?

Pitanje 13
13.
Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Recessive

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a form of a gene; genetic variety that can give phenotypic variety

Allele

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a section of DNA that contains the directions for synthesizing a protein

Genotype

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the form of a gene that can mask the other

Homozygous

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the form of a gene that can be covered up when present with another form

Heterozygous

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the way an organism looks

Phenotype

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the genetic make up of an individual

Dominant

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having two of the SAME version of a gene (dominant or recessive)

Gene

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having two DIFFERENT versions of a gene

Pitanje 14
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What would be the genotypes and phenotype for the homozygous red plant?

Pitanje 15
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What would be the genotypes and phenotype for the homozygous yellow plant?

Pitanje 16
16.

Perform a Punnett square and then find the probability of each predicted genotype and phenotype appearing in the F1 generation.

Pitanje 17
17.

What is the probability of the parents in cross above resulting in a tomato plant offspring that is homozygous?

Some diseases are passed from parents to offspring through their genes, these are considered genetic diseases. Some of the inherited disorders that fall into this category include Tay-sachs disease, sickle-cell anemia, hemophilia, and cystic fibrosis. A child can suffer from one of these diseases only if both parents pass on a recessive gene for the disease. Cystic Fibrosis results in the body producing abnormally thick, sticky mucus which clogs the lungs leading to recurring infections.

Pitanje 18
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If an individual has the genotype FF will they have cystic fibrosis?

Pitanje 19
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If an individual has the genotype Ff will they have cystic fibrosis?

Pitanje 20
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If an individual has the genotype ff will they have cystic fibrosis?

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Pitanje 21
21.

Draw the cross between a snail that is heterozygous for white shell and a snail with a black shell.

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Pitanje 22
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If a snail with heterozgyous for white shell and a snail with a black shell are crossed. What percent of the offspring will have a white shell?

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Pitanje 23
23.

Blue body color (B) is dominant to purple body color (b). Round eyes (R) is dominant to oval eyes (r). How many offspring in the cross will be blue with round eyes (B_R_).

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Pitanje 1
1.

What is the name of this phase?

Pitanje 2
2.

What is the name of this phase?

Pitanje 3
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What is the name of this phase?

Pitanje 4
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What is the name of this phase?

Pitanje 5
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What is the name of this phase?

Pitanje 6
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What is the name of this phase?

Pitanje 7
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What is the name of this phase?

Pitanje 8
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What is the name of this phase?

Pitanje 24
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Blue body color (B) is dominant to purple body color (b). Round eyes (R) is dominant to oval eyes (r). How many offspring in the cross will be blue with oval eyes (Bbrr or BBrr)?

Pitanje 25
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Blue body color (B) is dominant to purple body color (b). Round eyes (R) is dominant to oval eyes (r). How many offspring in the cross will be purple with round eyes?

Pitanje 26
26.

Blue body color (B) is dominant to purple body color (b). Round eyes (R) is dominant to oval eyes (r). How many offspring in the cross will be purple with oval eyes?