So its only four questions -
1. This picture shows what concept involving the blending of traits?
A. codominance | B. Incomplete dominance | C. Independent Assortment | D. segregations
Picture -
Top Left - Red flower | Top Right - White flower | Bottom Left - pink and white flower | Bottom Right - pink flower
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2. What do scientists use this tool for?
*The picture is just dna strands, to big to describe it, but if you guys need the picture, I'll put a link to it in the comments*
A. To compare the DNA of two individuals | B. To compare the DNA of a plant and an animal | C. To analyze genetic disorders in many generations of individuals | D. To analyze genetics disorders in one individual
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3. A cross between one homozygous dominant individual and one homozygous recessive individual results in a ____ individual?
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4. In genetics, alleles are represented by letters. What term describes the letters Xx that represent stripes in Zebra?
A. genes | B. Characteristics | C. Genotype | D. Phenotype
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My answers -
1. B. Incomplete dominance
2. A. To compare the DNA of two individuals
3. Heterozygous
4. A. Genes
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Sorry for any spelling errors!
Also, if the fill in the blank one is considered cheating, I'm sorry! I just really need help with that one
Cannot answer 1 and 2, but agree with 3 and 4.
1. To determine the concept involving the blending of traits in the given picture, we need to analyze the traits exhibited by the flowers. In this case, we see a red flower, a white flower, a pink and white flower, and a pink flower. The key observation is that the offspring of the two parental flowers (red and white) produce a blend of their traits in the offspring (pink and white flower).
Based on this observation, the concept demonstrated in the picture is incomplete dominance because neither of the traits (red or white) is completely dominant over the other. Instead, they blend together to produce a third phenotype (pink and white) that is different from either parent.
Therefore, the correct answer is B. Incomplete dominance.
2. Without the provided picture, it is a bit difficult to precisely determine the tool in question. However, let's consider the given answer options and their descriptions:
A. To compare the DNA of two individuals - This tool could be used to compare the DNA of two individuals. It might involve analyzing genetic variations or similarities between their DNA.
B. To compare the DNA of a plant and an animal - This tool seems unlikely, as it specifically mentions comparing the DNA of a plant and an animal. If the given picture only shows DNA strands, it is less likely to pertain to this option.
C. To analyze genetic disorders in many generations of individuals - This tool could be used to analyze genetic disorders in multiple generations of individuals. It might involve examining patterns of inheritance or genetic mutations across different family members.
D. To analyze genetic disorders in one individual - While it is possible that this tool could also be used to analyze genetic disorders in one individual, it may not be the most accurate option without further context.
Based on the provided information, the most appropriate answer seems to be A. To compare the DNA of two individuals, as it is the most general and commonly used application of DNA comparison tools.
3. A cross between one homozygous dominant individual and one homozygous recessive individual falls under the category of a monohybrid cross. In this case, the homozygous dominant individual has two alleles for a particular trait, both of which are dominant (e.g., AA), while the homozygous recessive individual has two alleles for the same trait, both of which are recessive (e.g., aa).
When these two individuals are crossed, their offspring will inherit one allele from each parent. As a result, the offspring will have one dominant allele and one recessive allele (e.g., Aa). This individual is referred to as heterozygous because they have different alleles for the particular trait.
Therefore, the correct answer is heterozygous.
4. In genetics, alleles are alternative forms of a gene that can occupy a specific position (locus) on a chromosome. These alleles are usually represented by letters, where each letter represents a specific variant or form of the gene.
In the given question, the alleles Xx that represent stripes in a Zebra are being described. The key phrase is "represent stripes." In this case, the alleles Xx are representing the presence or absence of stripes. Therefore, the term that describes the letters Xx representing stripes in a Zebra is the phenotype.
The phenotype refers to the observable or physical characteristics of an organism, including their traits, appearance, or behavior. In this case, the presence of stripes is one aspect of the phenotype being represented by the alleles Xx.
Therefore, the correct answer is D. Phenotype.