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Science Test #16-19

Who was Gregor Mendel Gregor Mendel was the "father of genetics" and he studied the characteristics passed down to the next generations.
What is the law of dominance? The law of dominance states that if the dominant trait is present in the off spring, it will show even if the other trait is present.
What is the law of independent assortment? The law of independent assortment states that genes are shuffled randomly .and then are passed on.
What is the law of segregation? Chromosome must split during the creation of gametes.
Mr. Mendel found that some plants were producing off spring with traits not showing on the parent plant, who is this possibly? Both parents carry both the dominant and non-dominant trait therefore if they both pass down the recessive trait, the offspring will be the recessive trait.
What does phenotype mean? A phenotype is what trait is showing. ex.-Long hair.
What does genotype mean? A genotype is what genes make up the organism . ex.-HH or Hh
What is an allele? The different forms of a gene.
What is a punnett square used for? It's used to predict the possible genotypes and phenotypes.
What are the 2 different types of cells? Body cells and gametes.
What is a haploid cell? A cell that only contains half of the chromosomes.
What is a diploid cell? A diploid cell is a cell that contains the full set of chromosomes.
What is meiosis? Meiosis is the process of producing gametes.
What is a tetrad? A tetrad is a pair of chromosomes that are connected .
What stage of meiosis is the start of mitosis? Prophase II.
Chromosomes are attached to the spindle fibers by what? centromere
Created by: Mathhew