Which of the Following Statements Are True of the Testes

question 1

Multiple Choice

Which of the following statements are true of the testes and male reproductive ducts (Select all that apply) ?

• A)The testes are located in the scrotum because sperm development requires a temperature lower than 37oC.
• B)The ductus deferens carries sperm to the ejaculatory duct on its side.
• C)The epididymis passes through the inguinal canal and is the site of maturation of sperm.
• D)The rete testis is a network formed by all the ducts of the seminiferous tubules.
• E)The paired ejaculatory ducts empty sperm and secretions into the urethra.
• F)The membranous urethra is surrounded by the external urethral sphincter.

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Definitions:

Elongation Stage

The phase during DNA transcription or protein synthesis where the nucleic acid or protein chain is extended by the addition of more units.

SnRNPs

Small nuclear ribonucleoproteins involved in the splicing of pre-mRNA in the nucleus.

Splice

The process of joining two pieces of DNA or RNA together by enzymatic or mechanical means.

Introns

Non-coding sequences of DNA within genes that are removed during mRNA processing before translation into proteins.