transmit vs pass along

transmit and pass along both are verbs.

Word	Noun	Adjective	Verb	Adverb
transmit	No	No	Yes	No
pass along	No	No	Yes	No

As verbs, pass along is a hyponym of transmit; that is, pass along is a word with a more specific, narrower meaning than transmit:

Other hyponyms of transmit include communicate, pass, pass on, put across.

transmit (verb)	pass along (verb)
broadcast over the airwaves, as in radio or television	transmit information
send from one person or place to another
transmit or serve as the medium for transmission
transfer to another