Telia are dark brown or black, and shine from the intact host epidermal covering.冬孢子堆呈暗褐色或黑色, 覆盖在完整的寄生表皮下显得发亮.Epidermal growth factor is a single - chain peptide with 53 amino - acid residue.表皮生长因子( epidermal growthfacto...
It's FREEPOST, so there's no need for a stamp.这是免费邮寄,不用贴邮票。Reply to Publicity Department, FREEPOST, Oxford University Press, Oxford.回信免费邮寄至牛津牛津大学出版社宣传部....