Sharon's egg has been fertilized for three days. The zygote is now a sphere of sixteen cells called a morula, and each cell
a. has a unique set of genetic material.
b. will become a different type of organ.
c. will develop into the placenta and umbilical cord.
d. has the capacity to generate separate identical organisms.
D
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Personality traits are relatively fixed by age 20.
Answer the following statement true (T) or false (F)
Soaking the testicles in hot water has been used as a form of birth control
Indicate whether the statement is true or false
Lani and Paul have been married for eight years. They describe their marriage as intimate, passionate, and committed. How would Sternberg most likely describe this love relationship?
A) Companionate B) Consummate C) Fatuous D) Stable
Dr. Carter is designing a study where 50 people will get the experimental drug and 50 people will get the placebo. He will use a number program to assign the participants to one of the experimental groups. What is this practice called?
a. selective assignment b. random assignment c. determined assignment d. confounding assignment