heredity: mendel's experiments
TRANSCRIPT
A characteristic is a feature that has different forms in a population. The different forms are traits
Hair Color
Black Color Blonde Color Ginger Color
True-breeding: A kind of breeding in which the parents with a particular traits produceoffspring only with the same traits.
Mendel’s first
crosses
The F1 generation is a combination of 2 different true-breeding plants
First generation (F1) produced only TALL plants
The second generation (F2 ) produced tall and short plants
Mendel found that the approximately 3 dominant to 1recessive ratios showed up consistently.
short trait
Tall trait
Vocabulary
HEREDITY
Processes by which particular
characteristics are transmitted from
parents to their offspring.
Time for Questions
What step did Mendel take to be sure
that his pea plants cross-pollinated?
a. He used two white plants.
b. He removed the anthers of one plant.
c. He added anthers to both plants.
d. He used plants that were not true
breeding.
Time for Questions
The one thing that Gregor Mendel
realized could explain the results of
his experiments was that
Time for Questions
The one thing that Gregor Mendel realized could
explain the results of his experiments was that
a. the traits were appearing at random.
b. the male traits were always the dominant ones.
c. each trait had two sets of instructions, one from
each parent.
d. his important research would open the door to
modern genetic