Hypophosphatemia (vitamin D—resistant rickets) is inherited as a sex-linked dominant trait. The relevant gene is found on the X chromosome
What is the expected outcome of a cross between a homozygous recessive woman and a man with hypophosphatemia? A) All of their daughters and none of their sons exhibit hypophosphatemia.
B) Fifty percent of their daughters and fifty percent of their sons exhibit hypophosphatemia.
C) All of their sons and none of their daughters exhibit hypophosphatemia.
D) Twenty-five percent of their offspring exhibit hypophosphatemia.
A
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Sitting in the sun on a hot day, a dog starts to pant and finally gets up and moves into the
shade. These activities help the dog maintain a constant body temperature; thus, this is an example of what process found in all living organism?
a. energy acquisition b. reproduction c. homeostasis d. evolution
Which endocrine tissue/gland is located outside of the brain?
a. anterior pituitary b. posterior pituitary c. hypothalamus d. adrenal e. pineal
ATP is formed when ____ the thylakoid
compartment.
a. hydrogen ions enter b. hydrogen ions leave c. electrons leave d. electrons enter e. water is split in
Cells contain proteins that help transport substances from the exterior to the interior of the cell. Where are these proteins found?
A) Golgi apparatus B) lysosome C) mitochondrion D) plasma membrane