Consider the following sentences regarding B cells and T cells

1. B cells are a type of lymphocyte that fights infection by producing antibodies to neutralize foreign invaders

2. T cells are a type of lymphocyte that's involved in killing foreign invaders directly.

Choose the correct statement/s

A) 1 only

B) 2 only

C) both

D) none

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"H" and "N" in the designation of “H1N1 and similar viruses represents

A) the proteins found on outer shell or envelope of the virus.

B) the pair of genes

C) unique combination of DNA threads

D) unique combination of RNA threads

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CD4 and CD8 cells are types

A) White blood cell

B) Red blood cell

C) Platelets cell

D) Plasma cell

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Consider the following sentences regarding Bitcoin

1. Transactions using Bitcoin do not require users to have bank accounts.

2. Bitcoin is not a physical currency.

3. Bitcoin transactions are irreversible unless having the recipient send back the original bitcoin.

Choose the correct statement/s

A) 1 and 2 only

B) 2 and 3 only

C) 1 and 3 only

D) 1, 2 and 3

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Two persons are said to be related to each other by "Full Blood"

A) when they are descended from a common ancestress but by different husbands

B) when they are descended from a common ancestor but by different wives

C) when they are descended from a common ancestor by the same wife

D) when they are descended from sapinda relationship

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Two persons are said to be related to each other by "Uterine Blood"

A) when they are descended from a common ancestress but by different husbands

B) when they are descended from a common ancestor but by different wives

C) when they are descended from a common ancestor by the same wife

D) when they are descended from sapinda relationship

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Two persons are said to be related to each other by "Half Blood"

A) when they are descended from a common ancestress but by different husbands

B) when they are descended from a common ancestor but by different wives

C) when they are descended from a common ancestor by the same wife

D) when they are descended from sapinda relationship

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