def get(self, **params):
        """Performs get request to the biomart service.

        Args:
            **params (dict of str: any): Arbitrary keyword arguments, which
                are added as parameters to the get request to biomart.

        Returns:
            requests.models.Response: Response from biomart for the request.

        """
        if self._use_cache:
            r = requests.get(self.url, params=params)
        else:
            with requests_cache.disabled():
                r = requests.get(self.url, params=params)
        r.raise_for_status()
        return r