Genetics Question Preview (ID: 18546)


7th Grade Genetics/heredity Review. TEACHERS: click here for quick copy question ID numbers.

Which of the following would be homozygous?
a) BB
b) bb
c) both
d) neither

Which of the following would be heterozygous?
a) Bb
b) BB
c) bb
d) None of the above

What is the physical appearance for a trait?
a) genotype
b) phenotype
c) Allelle
d) none of the above

What kpercent of alleles does each parent contribute to their offspring?
a) 0%
b) 25%
c) 50%
d) 75%

Who is the father of genetics?
a) Einstein
b) Mendel
c) Newton
d) None of the above

The scientific study of heredity is called...
a) crossing-over
b) genetics
c) pollination
d) meiosis

What can be used to determine the gentic possibilities for different combinations of alleles?
a) probability
b) genetics
c) punnett square
d) pedigree chart

Which of the following is not an inherited trait?
a) hair color
b) blood type
c) broken leg
d) attached earlobe

Which disease causes red blood cells to have an unusual shape?
a) Huntingstons disease
b) the flu
c) parkinson's disease
d) sickle cell disease

What do the letters Tt mean to a geneticist?
a) homozygous alleles
b) heterogenous alleles
c) trait
d) two dominant alleles

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 18546 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In
| Sign Up / Register