SAN FRANCISCO — Al Horford made an undeniable impact the first time he took the floor in front of the Warriors’ home fans at Chase Center, but when the team returned home Monday to face the Memphis Grizzlies, he was ruled out.

Thus is the touch-and-go situation Golden State will navigate all season with the 39-year-old big man. The same as he did last season with the Boston Celtics, Horford will not play on consecutive days, giving coach Steve Kerr a decision to make before each set of back-to-backs.

This time around, Kerr opted to have Horford play Tuesday against the Los Angeles Clippers, who have historically presented a handful with 7-footer Ivica Zubac down low. That meant the Warriors had to find a way to handle Jaren Jackson Jr. and the Grizzlies without him.

“For tonight and tom

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