Answer:
The center section of the period table is classified into<u> transition </u> elements.
Explanation:
Transition elements can be described as elements that are present in the centre of the periodic table and are usually metals. These elements have their d sub-shells partially filled. The transition metals have high oxidation states. They have high melting points. These elements generally are known to form coloured compounds and are used for various chemistry tests. The elements from group 4 to 11 generally occur under in this category. Examples of these elements include essential elements like iron and copper.
Answer:
C) tumor is large and at least two lymph nodes are positive for cancer cells.
Explanation
Tumor staging group client according to the extent and spread of the disease using the TNM system. TNM stands for tumor , node, metastasis. In the TNM system T1,T2,T3 and T4 describe tumor size. N0, N1, N2 and N3 describe the lymph node involvement. M0, M1 describes the absence or presence of metastasis.
The tumor clinical stage was given as T3, N2, M0.
This means the tumor is large( T3) and at least two lymph nodes(N2) are positive(M0) for cancer cells.
The parts include a plasma membrane, cytoplasm, ribosomes, and DNA.
Answer:
C
Explanation:
A hypothesis is a tentative statement about the relationship between two or more variables. It is a specific, testable prediction about what you expect to happen in a study.
D, Energy decreases from bottom to top because some is used at each level for life processes.
