SANTA CLARA, Calif. -- While quarterback Brock Purdy slowly works his way back from injury, the San Francisco 49ers will once again turn to Mac Jones as the starter for Sunday's NFC West showdown against the Los Angeles Rams .

For the second consecutive week, Purdy is officially listed as questionable because of the right big toe injury he initially suffered in Week 1 and aggravated in Week 4. Purdy again was a limited participant in all three days of practice this week but couldn't get to a point where the Niners are ready to plug him back into the starting lineup.

"It will be Mac again starting," coach Kyle Shanahan said Friday. "We haven't decided whether to make (Purdy) active or not, but he's further along this week than last week."

Before last week's game against the New

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