The basic unit of the living organism is ()
A. organ
B. Tissue
C. cell D) system
查看答案
What's your gender
A. Male
B. Female
If 180 g glucose (M=180 g/mol) is dissolved in 1 kg water. The magnitude of freezing point depression of this solution is(Kf=1.86 K•kg•mol-1)
A. 0.512k
B. 1.86k
C. 1.024k
D. 3.72 K
Amino acid chains built by the ribosome in the RER then move to
A. Golgi apparatus
B. lysosome
C. cytoplasm
D. mitochondria
Traditions Clothing Store is having a sale. Shirts that were regularly priced at $20 are on sale for $17.what is the percentage of decrease in the price of the shirts? () A. 3% B 15% C 18% D 85%
A. 15%
B. 18%
C. 85%