Table of Contents
- 1 Why did Mendel study characteristics in pea plants?
- 2 What did Gregor Mendel look at when he crossed different pea plants?
- 3 What 3 conclusions were made after Mendel’s experiment?
- 4 What are the seven traits of a pea plant?
- 5 What was Mendel’s conclusion?
- 6 What were Mendel’s 3 important discoveries?
- 7 Which of the following is a dominant trait of a pea plant?
- 8 What happened to the green trait in Mendel’s pea plants Group of answer choices?
Why did Mendel study characteristics in pea plants?
To study genetics, Mendel chose to work with pea plants because they have easily identifiable traits (Figure below). Mendel also used pea plants because they can either self-pollinate or be cross-pollinated. Self-pollination means that only one flower is involved; the flower’s own pollen lands on the female sex organs.
What did Gregor Mendel look at when he crossed different pea plants?
Working with garden pea plants, Mendel found that crosses between parents that differed for one trait produced F1 offspring that all expressed one parent’s traits. The traits that were visible in the F1 generation are referred to as dominant, and traits that disappear in the F1 generation are described as recessive.
What 3 conclusions were made after Mendel’s experiment?
—and, after analyzing his results, reached two of his most important conclusions: the Law of Segregation, which established that there are dominant and recessive traits passed on randomly from parents to offspring (and provided an alternative to blending inheritance, the dominant theory of the time), and the Law of …
What is special about pea plant in genetics?
To study genetics, Mendel chose to work with pea plants because they have easily identifiable traits (Figure below). For example, pea plants are either tall or short, which is an easy trait to observe. Mendel also used pea plants because they can either self-pollinate or be cross-pollinated.
Why did Mendel’s work go unnoticed?
So why were his results almost unknown until 1900 and the rediscovery of the laws of inheritance? The common assumption is that Mendel was a monk working alone in a scientifically isolated atmosphere. His work was ignored because it was not widely distributed, and he didn’t make an effort to promote himself.
What are the seven traits of a pea plant?
On the next screen, he reveals that there are seven different traits:
- 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 was Mendel’s conclusion?
What were Mendel’s 3 important discoveries?
He formulated several basic genetic laws, including the law of segregation, the law of dominance, and the law of independent assortment, in what became known as Mendelian inheritance.
What was Gregor Mendel’s experiment?
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 results of Mendel’s experiment?
Mendel followed the inheritance of 7 traits in pea plants, and each trait had 2 forms. He identified pure-breeding pea plants that consistently showed 1 form of a trait after generations of self-pollination. He found that all of the first-generation (F1) hybrids looked like 1 of the parent plants.
Which of the following is a dominant trait of a pea plant?
Green pod color is dominant and yellow is recessive. The shape of the pod has two traits – inflated and constricted. Inflated pod traits are dominant.
What happened to the green trait in Mendel’s pea plants Group of answer choices?
Mendel’s gene involved in pea color decides whether the chlorophyll in the pea will be broken down or degraded. When this gene isn’t working, the chlorophyll stays around and the pea is green. So in this case the recessive trait is indeed due to a broken gene.