Scientists have recently received permission to research embryonic stem cells, derived from blastocysts or early-stage embryos, that they
believe to be capable of generating new cell growth and curing previously incurable ailments.
99
(A)that they believe to be capable
(B) that they believe are capable
(C)that they believe will be capable
(D)believed as capable
(E) believed to be capable
believe to be capable of generating new cell growth and curing previously incurable ailments.
99
(A)that they believe to be capable
(B) that they believe are capable
(C)that they believe will be capable
(D)believed as capable
(E) believed to be capable












