研究人员正在对这批样本进行基因分型，以寻找与疾病相关的遗传变异。

The researchers are ___genotyping these samples to find genetic variations linked to the disease.

科学家正在对这批细菌进行基因分型以确定它们的耐药性。

Scientists are ___genotyping these bacteria to determine their antibiotic resistance.