Human chromosomes

What is a genome?

• The full set of genetic information that an organism carries in its DNA
• The full set of genetic information that an organism carries in its RNA
• The incomplete set of genetic information that an organism carries in its DNA

True or False: A karyotype shows the completed diploid set of chromosomes grouped together in pairs, arranged in order of increasing size

• True
• False

How many pairs of chromosomes does a human have?

• 23
• 46
• 21
• 45

Tags

NGSS.HS-LS3-2

True or False: 3 of the 46 chromosomes in the human genome are sex chromosomes

• False
• True

Fill in the blank: "The alleles for many human genes display ______ inheritance

• Co-dominant
• Non-dominant
• Complete dominant

What is a Barr Body?

• A dense region in the nucleus
• A thin region in the nucleus
• A soft region in the nucleus

Fill in the blank: "A pedigree shows the _____ or ______ of a trait according to the relationships between parents, siblings, and offspring.

• presence, absence
• length, height
• Maffs,Siences

Tags

NGSS.HS-LS3-1

True or False: A horizontal line connecting a male and a male represents a marriage

• True
• False

True or False: The information gained from pedigree analysis makes it possible to determine the nature of genes and alleles associated with inherited human traits?

• True
• False

Tags

NGSS.HS-LS3-1