aResearchers say that sometimes parts of a chromosome can be duplicated or not be there at all .then there can be too many copies of a gene or too few.So a gene might either work too well or not well enough. 研究员说有时分开染色体能被复制或不那里在那里所有.then可以是基因或很少的许多...
I have 2000 Volvo s40 1.9t when I add coolant to expansion reservoir it comes up in one of the spark plugs Wells I started the car once after it stalled with starting fluid I drove it’s lil but it ran really bad I’m sure its blown head gasket due to the fact I noticed a lil ...