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fredd [130]
3 years ago
15

Punnett Square are used to predict the possibility of different outcomes. When looking at one trait at a time it is called a mon

ohybrid cross. You completed these last year. Complete the review problem below. Review: Cross a heterozygous male for tallness with a homozygous recessive female for tallness. Then give the genotype and phenotype ratios. Dihybrid crosses involve tracking two traits simultaneously. For example, we can predict the outcome for offspring as the traits for both height and color are concerned.
Biology
1 answer:
stepan [7]3 years ago
4 0

Answer:

Genotype Ratio: 1:1 (2 Tt and 2 tt)

Phenotypic Ratio: 1:1 (2 are presumably tall and 2 are presumably short)

Explanation:

When you cross heterozygous male (Tt) with a homozygous female (tt) you will get a 1:1 genotypic ratio and a 1:1 phenotypic ratio.

Tt x tt

= Tt Tt tt tt

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The building blocks of nucleic acids are _____.
V125BC [204]

Answer:

2.Nucleotides

Explanation:

7 0
3 years ago
Why can the same trna and rrna molecules be used to synthesize a wide variety of polypeptides
Drupady [299]

Answer: The transcription and translation process allows trna and rrna molecules to be used to synthesize wide variety of polypeptides.

Explanation:

DNA molecule is made up of information for coding proteins. This information is passed on the mRNA during a process known as transcription. Transcription is the first of many steps of DNA based gene expression in which a part of the segment of DNA is copied into RNA (especially mRNA) by the enzyme RNA polymerase.

Both DNA and RNA are nucleic acids, which use base pairs of nucleotides as a complementary language. During the process of transcription, a DNA sequence is read by an RNA polymerase, which gives a complementary, antiparallel RNA strand referred to as a primary transcript.

A large diversity among genes is followed by a large amount of various mRNA molecules. However, the ribosomes consist of rRNA, which is included in the process of translation. Translation is the process whereby ribosomes in the cytoplasm or ER synthesize proteins after the process of transcription of DNA to RNA in the cell's nucleus. The overall process is called gene expression.

The smallest of the three types of RNA is tRNA, which has only 75 to 95 nucleotides and has a role in bringing particular amino acids to the growing polypeptide. It can be concluded that mRNA contribute to the diversity of polypeptide molecules due to the fact that it carries an information about their synthesis.

8 0
4 years ago
Which statements are true regarding the fluoroquinolones?
Salsk061 [2.6K]
I need more details! List your statements or something! 
6 0
4 years ago
Fats and oils are rich in nonpolar covalent bonds, specifically C-C bonds and C-H bonds. What is the consequence?
aalyn [17]

Answer:

they become insoluble in water.

Explanation:

The many C-C and C-H bonds make fats nonpolar and insoluble in water.

3 0
3 years ago
The Punnett square shows a cross between two parents. The allele (H) represents the mutated gene that causes Huntington’s diseas
Lelu [443]

Answer:

The disease is autosomal dominant.

Explanation:

Huntigton's disease is an autosomal dominant disease because the allele for this disease is present on an autosomal chromosome and the person with even one mutated allele (H) can develop the disease even if he has one normal allele (h) too. If a person is affected with Huntigton's disease, there are 50 percent chances that the children will also suffer from the disease.


For example: A father is suffering from Huntigton's disease but mother is normal. Let us see how it will be passed to kids.


P1:                                   Hh :           hh

Gametes:                         H :         h:      h:       h

Offspring:                         Hh:       Hh:      hh:        hh

                                               50%        :       50%

Therefore, 50 percent chances are there that the kids will have disease even if only parent suffers from it.

8 0
4 years ago
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