List three abnormalities involving numbers of X chromosomes

What will be an ideal response?


Klinefelter syndrome, Turner syndrome, XXXX syndrome

Biology & Microbiology

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Chloroplasts utilize light energy to make ____

a. carbohydrates b. fats c. proteins d. nucleic acids e. steroids

Biology & Microbiology

Dictyostelium discoideum is an unusual organism, one that straddles the boundary between the unicellular and the multicellular. Its feeding phase consists of individual amoeba-like cells that move independently, feeding on bacteria by phagocytosis. When the food runs out, cells begin to aggregate into a multicelled structure that migrates toward light. The cells differentiate into a base, stalk, and spores; only the spores survive to colonize a new habitat. Dictyostelium discoideum is which of the following?

a. An autotroph b. A heterotroph and autotroph c. A heterotroph d. A detritovore e. A heterotroph and detritovore

Biology & Microbiology

Dissolved sugars are transported in:

a. cork cambium. b. epidermis. c. pith. d. phloem. e. xylem.

Biology & Microbiology

Early death associated with obesity has recently been termed 

A. sudden infant death syndrome (SIDS). B. sedentary death syndrome (SDS). C. wasting disease. D. nutritional deficiency disease (NDS).

Biology & Microbiology