________ is the condition when an individual has three copies of chromosome 21
Fill in the blank(s) with correct word
Down syndrome
You might also like to view...
Which one of the following enabled plants to spread across the land?
A. the increase in atmospheric oxygen B. the co-evolution of fungi C. the presence of bulk transport systems D. the evolution of new photosynthetic pathways
Colon polyps____
a. are mostly benign but some may become cancerous b. are difficult to cure c. are small growths that project from the wall of the small intestine d. are responsible for 500,000 deaths in the U.S. every year e. are usually benign but may become cancerous and are responsible for 500,000 deaths in the U.S. every year
During the early phase of the ovarian cycle, which ovarian hormone is at the highest levels?
a. GnRH b. estrogen c. progesterone d. FSH e. hCG
The fruiting body of members of the Basidiomycota can produce millions of ________.
A. zygotes B. rhizoids C. gametes D. spores