The phrase "a combination of ability" is correct and usable in written English.
You can use it when discussing the various skills or talents that come together to form a particular capability or competence.
Example: "Success in this role requires a combination of ability, experience, and dedication."
Alternatives: "a blend of skills" or "a mix of talents".
A combination of abilities and dispositions that you were born with, and information and thinking skills that you acquired.
They need a combination of that ability, sure they need ability, but you have to add the following into the pot – courage, motivation, attitude and honesty.
Navigation has also been shown to be based on a combination of other abilities including the ability to detect magnetic fields (magnetoception), use visual landmarks as well as olfactory cues.
The mechanism by which 4-1BB improves tumor control is likely due to a combination of its ability to increase T cell survival/expansion, as well as the ability to increase the CTL function of the transferred and/or responding host T cells (Fig. 4C E and Fig. 5).
Thus, the selectivity of the pyrrolopyrimidine compounds for the GRK1 or GRK5 is most likely a combination of the ability of the kinase domain to adopt this unusual conformation as well as its ability to interact productively with the unique residues found in the AST.
"Two men who ascend the greasy pole through a combination of natural ability, improvisation and good luck: though whereas George believes he's acting in the public interest, Richard is interested in nobody but himself".
These opportunities came about through a combination of his ability and the absence of numerous older musicians, who were still in the armed forces following World War II.
Bruce was also known for his unusually high goalscoring rate for a central defender, resulting from a combination of his ability to powerfully head the ball and his effectiveness in taking penalty kicks.
Recent research in leadership has revealed a mostly ad hoc, rather than deliberate, approach to planning, with effective leadership in many countries more often a combination of natural ability, individual professional ambition and good fortune [ 9, 42, 43].
