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Which of the following statement(s) is/are CORRECT for antigen activated effector T cells?
P. CD4+ cells make contact with macrophages and stimulate their microbicidal activity.
Q. CD4+ cells make contact with B cells and stimulate them to differentiate into plasma cells.
R. CD8+ cells make contact with B cells and stimulate them to differentiate into plasma cells.
S. CD8+ cells make contact with virus infected cells and kill them.
In the question two statements are given, followed by two conclusions, I and II. Read all the conclusions and then decide which of the given conclusions logically follow/s from the given statements. Statements: All white blood cells are red blood cells. Some blood cells are red blood cells. Conclusions: I. All blood cells are red blood cells, is a possibility. II. Some red blood cells are not blood cells.
Which of the following statements are correct regarding common differences between plant and animal cells?
1. Plant cells have cellulose cell wall, while animal cells lack it.
2. Plant cells lack plasma membrane, while animal cells have it.
3. Mature plant cell have a large vacuole, while animal cells have numerous small vacuoles.
The width carriageway required will depend on the intensity and volume of traffic anticipated to use the bridge. a. Except on minor village roads all bridges must provide for at least two-lane width b. The minimum width of the carriageway is 4.25 m for a one-lane bridge c. The minimum width of the carriageway is 3.75 m for a one-lane bridge d. The minimum width of the carriageway is 7.5 m for a two-lane bridge Which of the following statement(s) given above is/are incorrect.
Which of the following statements are NOT true? a) The number of cells in an elephant is more than number of cells in a monkey b) The size of cells in an elephant is larger than size of cells in a monkey c) Shape of cells in an elephant is different than shape of cells in a monkey
Consider the following statements regarding the Structure of cells: 1. Both Animal & Plant cells comprise amyloplast within the cell membrane. 2. Plant cells have plasmodesmata channels whilst animal cells do not. 3. Vacuoles in both plant cells & animal cells are always filled with solid substances. Which of the statement given above is/are not correct? 
Which of the following statements are correct regarding the general difference between plant and animal cells? 1. Plant cells have cellulose cell walls while animal cells do not. 2. Plant cells do not have a plasma membrane, unlike animal cells which do. 3. Mature plant cell has one large vacuole whilst animal cell has many small vacuoles. Select the correct answer using the code given below:
Which of the following statements are correct regarding the general difference between plant and animal cells? 1. Plant cells have cellulose cell walls whilst animal cells do not. 2. Plant cells do not have a plasma membrane, unlike animal cells that do. Select the correct answer using the code given below:
Which of the following CSS3 property specifies how the contents of a replaced element should be fitted to the box established by its used height and width?
Consider the following statements regarding ‘Embryonic Stem (ES) cells: 1. These cells are derived from eggs fertilized in a woman's body. 2. The Embryonic cells are pluripotent. 3. The cells derived from ES cells can be used to replace/restore tissues that have been damaged by disease or an injury. Which of the following statement is/ are correct?