Which combination of sex chromosomes is not possible in a living human being?
a. A single X chromosome
b. XXY
c. XYY
d. A single Y chromosome
d
You might also like to view...
Which outcome lies somewhere between passive euthanasia and voluntary active euthanasia?
A. natural death B. mercy killing C. assisted suicide D. homicide
Professor Hargrove is interested in the causes of road rage. As part of his research, he is planning to manipulate the temperature inside a car and then measure whether the drivers get angry. Which step of the scientific method is he demonstrating?
One reason we transform data is to
a. create data that are positive numbers. c. make the data easier to work with. b. create data that are whole numbers. d. eliminate inappropriate data.
In a studyto find out if clever people learn foreign words faster, the dependent variable is
A) cleverness B) intelligence C) capacityof memory D) speed of learning the words