Yjgj

REINFOCEMENT SECOND TERM
BIOLOGY

EIGHTH GRADE
1. To develop the evaluation.
2. To find outabout the importance of DNA replication. Write a essay. (2 pages )
3. To develop the workshop about genetic. Mendel’s laws.

GENETIC. WORKSHOP

1. Write the importance of Gregorio Mendel tothe genetic science ( 10 lines )
2. Define the following terms :
a. Genetic: Is the field of biology That Seeks to Understand That is biological inheritance from generation to generation Passedb. Heritance:
c. Gen: Is an ordered sequence of nucleotides in the DNA molecule
d. Chromosome: A chromosome is a structure in which the DNA is packaged and protected.
e. Genotype: Isthe entire genetic information has a particular organism, in DNA form.
3. Why was the reason that Mendel used beans to study the inheritance? ( 5 lines)

4. Draw one example in order toexplain the first and second Mendel’s laws.
5. Draw the third Mendel’s law.(use the punnet table ).
6. How is made up the DNA?. By Phosphate group, sugar and nitrogen bases (A, G, C, T)
7.Write the phenotype and genotype to following characteristics in dogs.
BB; black hair – bb; white hair and TT; long limbs – tt ; short limbs.
8. Write 6 diseases joined to the sex chromosomes.Hemophilia
Color blindness
Tuner Syndrome
Klinefelter Syndrome
Fabry disease
Rett Syndrome
9. Find 6 dominant characteristics in your family tree.
Brown eyes
Brown hair
White skin
Mediumsize
10. Make a chart about the hereditary diseases. Disease and description .( 10 diseases )

NOTICE:
Student has to present the correction of the evaluation in the notebook, support thereinforcement and present an evaluation on July 9 – 13.

EVALUATION
1. Write genotype and phenotype to :...