【单选题】测量蛙坐骨神经干动作电位属于下列哪一层次的研究?
【单选题】A 30-year-old female patient presents with a new onset of peripheral edema. Physical examination finds hypertension and bilateral pedal edema. Urinalysis finds massive proteinuria, and evaluation of h...
A.
Granular pattern of IgA and C3
B.
Granular pattern of IgG and C3
C.
Linear pattern of IgD and C4
D.
Linear pattern of IgE and C4
E.
Linear pattern of IgM and C3
【简答题】什么叫 旅游 角色?旅游角色具有什么特点?
【单选题】In microscopy, _________________ is the defined as the ability to separate two or more objects that are close together and show them as distinct entities.
【简答题】个体在扮演角色时所遭遇的心理困境即() A角色规范 B角色期待 C角色冲突 D旅游角色
【单选题】The following description of lipoid nephrosis is incorrect
A.
The glomerulus did not change significantly under light microscopy
B.
Numerous lipid deposits are present in renal tubular epithelial cells
C.
The lesion can be completely recovered
D.
IgG and C3 deposits were often detected by immunofluorescence
E.
Under electron microscope, foot process of podocytes fuse
【单选题】It is well known that DNA polymerases synthesize DNA only in the 5' to 3' direction. Yet, at the replication fork, both strands of parental DNA are being replicated with the synthesis of new DNA. An e...
A.
A different DNA polymerase replicates the complementary DNA strand as a series of small fragments.
B.
A 3' to 5' DNA polymerase is active in cells with high rates of DNA replication.
C.
DNA synthesis on complementary strand produces small 5' to 3' fragments that are continuously ligated together.
D.
DNA replication switch strands every 100 nucleotides, a detail not resolved by microscopy.
E.
DNA synthesis on the complementary strand does not use RNA primers.