Question # 1

Cytokinesis in animals take place by:

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Furrow

Phragmoplast

Telophase

None of these

What would be the best experimental design for testing a hypothesis that bean plants require sodium?

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Measure the amount of sodium in a few bean plants

Grow bean plants with and without sodium

Look for sodium in leaf tissues

Analyze root contents for sodium

Inactive pepsinogen in juice require ___________ for its activated form (pepsin)

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H2SO4

HCl

HNO3

Saliva

How many elements maek 99% of the total mass.

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Four

Six

Eight

Ten

Rough endoplasmic reticulum is the area in a cell where_______are synthesized.

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Saccharomyces

Proteins

Lipids

DNA

Fluid mosaic model explains the structure of:

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Cell membrane

Cytoplasm

Cell wall

Milochondria

Leukemia is a disease in which leucocytes increase ...................... .

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Normally

Abnormally

Both

None

In which organism colonial organization present in the following.

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Amoeba

Paramesium

Euglena

Volvox

Which of the following are parts of large intestine?

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Caecum, colon, rectum

Caecum, appendix, ileum

Colon, reactum, anux,

Caecum, jejunum, ileum

................. in blood stream plays an important role in blood clotting.

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Calcium

Phosphorus

Nitrogen

Potassium

Chlamydomonas is an example of _______________

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Monera

Protista

Fungi

Plantae

PH of human blood is ......................... .

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7.1

7.2

7.3

7.4

Prosthetic groups are:

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Required by all enzymes

Loosely attached with enzymes

Proteins in nature

Tightly bound to enzyme

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