20 Questions
What is the main function of the penis?
For sexual intercourse, reproduction, and urination
Which part of the male external genitalia is highly sensitive to the touch?
The corona and frenulum
What is the function of the testicles (testes)?
They produce both sperm and testosterone
What is the purpose of the vas deferens?
To transport sperm from the epididymis
What is the role of the prostate gland?
It secretes an alkaline fluid to neutralize acidity
What is the purpose of the Cowper's glands (bulbourethral glands)?
To secrete fluid to lubricate the urethra during sexual arousal
What is the primary function of testosterone in males?
All of the above
What is the role of the epididymis?
To store sperm for up to 6 weeks as they mature
What is the main function of the seminal vesicles?
To secrete a fluid that nourishes and enables sperm movement
What is the correct pathway for sperm production and release?
Testes -> Epididymis -> Vas deferens -> Seminal vesicles -> Prostate gland -> Urethra
What is the main function of DNA replication?
To ensure the accurate copying of genetic information for cell growth, repair, and reproduction
What is the process of DNA replication called?
Unwinding the double helix structure
What is the main function of RNA?
To transfer genetic information from DNA to ribosomes for protein synthesis
What is the main function of a gene?
To code for a single protein (polypeptide) molecule
What is the main function of a codon?
To code for a specific amino acid
What is the main function of a ribosome?
To synthesize proteins
What is the main difference between transcription and translation?
Transcription produces RNA, while translation produces proteins
What is the main function of transfer RNA (tRNA)?
To carry amino acids to the ribosomes
What is the main function of the small nuclear ribonucleoproteins (snRNPs)?
To cut the introns from pre-mRNA
What is the main function of the spliceosome?
To join the remaining exons together to form the final mRNA
Learn about the external parts of the male reproductive system including the penis, corona, and frenulum. Understand the functions of each part and how they contribute to sexual intercourse and reproduction.
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