Reforma Agraria

TRUE OR FALSE

Write T if the statement is true or F if the statement is false.

1. An organism’s physical appearance which is determined by its alleles, is called genotype. (F) (Phenotype)

2. In heterozygous individuals, only a dominant allele achieves expression. (T)

3. A change in a gene is called a genetic disorder. (F) (Mutation)

4. Mendel’s laws of inheritance reflect the events of mitosis. (F) (Meiosis)

5. A pattern of heredity in which traits are transmitted by genes located on the x chromosomes is called sex-linked inheritance. (T)

MULTIPLE CHOICE

Circle the letter that represents the correct answer.

1. The alternative forms of a factor are called

a. Dominant b. recessive c. Alleles

2. If the 2 factors hace the same information the individual is said to be

a. Homozygous b. Heterozygous c. Genetics

3. The harmful effects that some mutations produce are called

a. Mutation b. Genetics Disorders c. Sex-Linked Inheritance

4. The law that states that the members of each pair of alleles separate when gametes are formed.

a. Law Of Segregation b. Law Of Independent Assotment c. Genotype

5. The law that sates that two or more pairs of alleles segregate independently of one another during gamete formation.

a. Pedigree b. Law Of Segregation c. Law Of Independent Assortment

FILL IN THE BLANKS

Fill in the space below the word that best fits the statement.

1. (Pedigree) is a record that shows inheritance patterns over several generations

2. (Genetics) is the scientific study of heredity.

3. (Gregor Mendels) with pea plants marked the beginning of genetics.

4. (Heterozygous) is said to be when the individuals have different information.

5. Are two techniques used to predict the outcome of genetic crosses

a. Probability

b. Punnett Squares

SHORT ANSWER

Answer briefly each of the following question.

1. What is the law of segregation?

A/ It states the members of each pair of alleles separate when gametes are formed, 4 gametes will receive one allele or the other.

2. What is the law of independent assortment?

A/ It states that two or more pairs of alleles are independently of one another during gamete formation.

3. What is probability?

A/ Probability is simply the likelihood that something will happen.

4. What is the technique used to identify people at risk of possing genetic disorders to their children?

A/ Pedigree Analysis

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