Biology help!! I'm new and don't have a textbook D:?
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1.A mating that considers one pair of contrasting traits is called a(n) ? cross. 2.The first two individuals that are crossed in a breeding experiment are called the ? generation. 3.In Mendel's experiment, the ? generation was obtained by cross-pollinating the P1 generation. 4.Why did Mendel use the words "P" and "F" to describe the different generations of his plants? 5.Why would flower growers or animal breeders desire a "true breeding" P generation? 6.The ? generation in Mendel's experiment showed both forms of the studied trait in a ratio of 3:1. 7.During the course of his experiment, Mendel studied traits in A.one generation of plants. B.two generations of plants. C.three generations of plants D.more than five generations of plants. 8.A huge breakthrough that the Austrian monk Gregor Mendel made was that the offspring of parents were not a blend of their parents' characteristics but instead had two separate "? ?" for each trait. 9.Today these factors are called ? 10.Mendel developed four hypotheses regarding inheritance that still stand today (although they have been modified somewhat...). Below list each hypothesis and be able to recite them if asked (that's a big hint...). Make sure to include the following terms in your notes: alleles, dominant and recessive. A. ? B. ? C. ? D. ? 11.In today's world scientists (and biology students) use certain symbols to represent some aspects of a genetic makeup. A. Dominant alleles are indicated by writing the first letter of the trait as a ? B. Recessive alleles are indicated by writing the first letter of the trait as a ? 12.If two alleles of a particular gene in an organism are the same the individual is said to be ? for that trait. 13.In heterocyclic individuals only the ? allele is expressed. Is the recessive allele present but unexpressed OR absent?
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Answer:
I don't have a textbook either :( and genetics is not one of my good subjects :( so I am just going to guess 1.A mating that considers one pair of contrasting traits is called a(n) ? cross. test 2.The first two individuals that are crossed in a breeding experiment are called the ? generation. P (parental) 3.In Mendel's experiment, the ? generation was obtained by cross-pollinating the P1 generation. F1 (first filial) 4.Why did Mendel use the words "P" and "F" to describe the different generations of his plants? "P" stands for "parental" and "F" stands for "filial." 5.Why would flower growers or animal breeders desire a "true breeding" P generation? So they can have progeny with predictable traits 6.The ? generation in Mendel's experiment showed both forms of the studied trait in a ratio of 3:1. F2 (second filial) 7.During the course of his experiment, Mendel studied traits in C.three generations of plants Not sure of this one. 8.A huge breakthrough that the Austrian monk Gregor Mendel made was that the offspring of parents were not a blend of their parents' characteristics but instead had two separate "? ?" for each trait. inherited factors Not sure of this one either 9.Today these factors are called ? alleles 10.Mendel developed four hypotheses regarding inheritance that still stand today (although they have been modified somewhat...). Below list each hypothesis and be able to recite them if asked (that's a big hint...). Make sure to include the following terms in your notes: alleles, dominant and recessive. A. ? B. ? C. ? D. ? Beats me. I thought he had only two laws -- Segregation and Independent Assortment. 11.In today's world scientists (and biology students) use certain symbols to represent some aspects of a genetic makeup. A. Dominant alleles are indicated by writing the first letter of the trait as a ? capital letter B. Recessive alleles are indicated by writing the first letter of the trait as a ? lowercase letter 12.If two alleles of a particular gene in an organism are the same the individual is said to be ? for that trait. homozygous 13.In heterocyclic individuals only the ? allele is expressed. Is the recessive allele present but unexpressed OR absent? I think you mean "heterozygous individuals" dominant unexpressed
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Other answers
I don't have a textbook either :( and genetics is not one of my good subjects :( so I am just going to guess 1.A mating that considers one pair of contrasting traits is called a(n) ? cross. test 2.The first two individuals that are crossed in a breeding experiment are called the ? generation. P (parental) 3.In Mendel's experiment, the ? generation was obtained by cross-pollinating the P1 generation. F1 (first filial) 4.Why did Mendel use the words "P" and "F" to describe the different generations of his plants? "P" stands for "parental" and "F" stands for "filial." 5.Why would flower growers or animal breeders desire a "true breeding" P generation? So they can have progeny with predictable traits 6.The ? generation in Mendel's experiment showed both forms of the studied trait in a ratio of 3:1. F2 (second filial) 7.During the course of his experiment, Mendel studied traits in C.three generations of plants Not sure of this one. 8.A huge breakthrough that the Austrian monk Gregor Mendel made was that the offspring of parents were not a blend of their parents' characteristics but instead had two separate "? ?" for each trait. inherited factors Not sure of this one either 9.Today these factors are called ? alleles 10.Mendel developed four hypotheses regarding inheritance that still stand today (although they have been modified somewhat...). Below list each hypothesis and be able to recite them if asked (that's a big hint...). Make sure to include the following terms in your notes: alleles, dominant and recessive. A. ? B. ? C. ? D. ? Beats me. I thought he had only two laws -- Segregation and Independent Assortment. 11.In today's world scientists (and biology students) use certain symbols to represent some aspects of a genetic makeup. A. Dominant alleles are indicated by writing the first letter of the trait as a ? capital letter B. Recessive alleles are indicated by writing the first letter of the trait as a ? lowercase letter 12.If two alleles of a particular gene in an organism are the same the individual is said to be ? for that trait. homozygous 13.In heterocyclic individuals only the ? allele is expressed. Is the recessive allele present but unexpressed OR absent? I think you mean "heterozygous individuals" dominant unexpressed
emucompb...
You should REALLY go to the library to answer these if you don't have a text book..... or find the book online
Melinda Rodriguez
You should REALLY go to the library to answer these if you don't have a text book..... or find the book online
Melinda Rodriguez
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