- Pea shape (round or wrinkled)
- Pea color (green or yellow)
- Pod shape (constricted or inflated)
- Pod color (green or yellow)
- Flower color (purple or white)
- Plant size (tall or dwarf)
- Position of flowers (axial or terminal)
What are the seven characters that Mendel studied in pea plants quizlet?
Mendel was the first to count the numbers of each kind of offspring. In Mendel's crosses with seven characters in pea plants (
flower color, seed color, seed shape, pod color, pod shape, flower position, and plant height
), what did he observe in the F1 generation? only the dominant trait was expressed.
What did Mendel observe pea plants?
Gregor Mendel, through his work on pea plants,
discovered the fundamental laws of inheritance
. He deduced that genes come in pairs and are inherited as distinct units, one from each parent. Mendel tracked the segregation of parental genes and their appearance in the offspring as dominant or recessive traits.
What are the seven contrasting characters selected by Mendel in pea plant for his experiment?
These traits included:
flower colour (purple or white), flower position (axial or terminal), seed colour (yellow or green), seed shape (round or wrinkled)
, pod colour (yellow or green), pod shape (inflated or constricted), and stem length (long or short).
What are the seven characters of Mendel?
There were seven characters from the pea plant that Mendel picked for the experiments.
Stem height, flower colour, flower place, pod shape, pod colour, seed shape, seed colour
were the characters that were chosen by Mendel for his research. In a pea plant, all these characters belong to different chromosomes.
What are Mendel's factors called today?
Mendel's “factors” are now known to be
genes encoded by DNA
, and the variations are called alleles. “T” and “t” are alleles of one genetic factor, the one that determines plant size.
What are Mendel's principles?
The key principles of Mendelian inheritance are summed up by Mendel's three laws:
the Law of Independent Assortment, Law of Dominance, and Law of Segregation
.
What traits did Mendel study in pea plants quizlet?
- Plant height (Tall or short)
- Flower position along the stem (Axial or terminal)
- Pod appearance (Inflated or constricted)
- Pod color (Green or Yellow)
- Seed texture (Smooth or wrinkled)
- Seed color (Yellow or Green)
- Flower color (Purple or White)
What is it called when a gene has 3 or more alternative forms?
If a single gene has 3 or more alternative forms, this is called. a.
pleiotropy
.
What is not a reason Mendel used pea plants in his experiment check all that apply?
What is not a reason Mendel used pea plants in his experiments? Check all that apply. –
They were drought resistant
. -They only had two traits to study.
What are the 3 laws of inheritance?
Law of inheritance is made up of three laws:
Law of segregation, law of independent assortment and law of dominance
.
Why does Mendel choose pea plant?
Mendel choose pea plants for his experiments because of the following reasons: (i) The flowers of this plant are bisexual. (ii) They are self-pollinating, and thus, self and cross-pollination can easily be performed. (iii)
The different physical characteristics were easy to recognize and study.
Why did Mendel choose pea plants?
Mendel studied inheritance in peas (Pisum sativum). He chose peas
because they had been used for similar studies, are easy to grow and can be sown each year
. Pea flowers contain both male and female parts, called stamen and stigma, and usually self-pollinate.
What are the 7 contrasting characters of pea plant?
- Pea shape: Round or Wrinkled.
- Pea color: Green or Yellow.
- Pod shape: Constricted or Inflated.
- Pod color: Green or Yellow.
- Flower color: Purple or White.
- Plant size: Tall or Dwarf.
What trait in pea plants is being crossed?
Round Wrinkled | Proportion of total 3.2 1 |
---|
What were the results of Mendel's experiments?
In 1865, Mendel presented the results of his experiments with nearly 30,000 pea plants to the local Natural History Society. He demonstrated that
traits are transmitted faithfully from parents to offspring independently of other traits and in dominant and recessive patterns
.