Erectile dysfunction is defined as ____.
a. impotence occurring at least once in a male's lifetime
b. persistent inability to achieve or maintain an erection
c. persistent inability to achieve an erection, independent of the ability to maintain an erection
d. persistent inability to maintain an erection, independent of the ability to achieve an erection
Question 2
What is a major challenge of diagnosing sexual disorders in individuals with low sex drives?
a. Tools to measure sexual arousal are not reliable.
b. It is nearly impossible to make people feel comfortable enough to talk about their sexual feelings.
c. Many people are not willing to participate in sexual research studies.
d. Defining what is a normal level of sexual desire is not straightforward.
A study by Seehausen and van Alphen involving the effects of male coloration on female choice in Afr
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Male fruit fly (Drosophila Melanogaster) on a blade of grass.
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Oceanic Crust Has a Well-defined Internal Structure
Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po