Biology final exam

Meiosis is the _____.

•  nuclear division of gametes
• nuclear division of body cells
• division of body cells
• division of sex cells

Is this a normal human karyotype?

• YES

• NO

Is this karyotype for a male or female?

• MALE

• FEMALE

Mitosis makes sure that all daughter cells are _____.

• genetically identical, diploid

• genetically identical, haploid

• genetically diverse, diploid

• genetically diverse, haploid

The cells produced via meiosis are called:

• sex cells
• somatic cells
• body cells
• skin cells

The visual representation of an individual's chromosomes is a 

• phenotype
• genotype
• karyotype
• stereotype

Males are more likely to suffer from a sex-linked disease or disorder because

• males are the weaker sex
• males have less DNA
• males have 1 X chromosome, so the disorder is more likely to be expressed

Hemophilia is a recessive x-linked disorder.
Which genotype represents a female who is a carrier for hemophilia?

• X^HX^h
• X^hX^h
• X^HX^H
• X^hY

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

• 0%
• 25%
• 50%
• 75%

What allele combination should go in the missing box?

• AA
• Aa
• aa
• none of these