Question # 1

Jean Baptiste Lamarck published his theory of evolution in

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1757

1809

1859

1945

An increase in plant girth due to activity of cascara cambium is called.

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Primary growth

Secondary growth

Heart wood

Sap wood

The negative physiological changes in our body are said to be

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Maturation

Childhood

Agning

Displacement

In skletal muscle, calcium facilitates contraction by binding to:

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Tropomyosim

Troponin

Actin

Myosin

The end products of haemoglobin breakdown and metabolites of various hormones is

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Glucagon

Bilirubin

Keratin

Serotonin

Cytokinins delay the aging of fresh leaf crops such as cabbage and lettuce as well as keeping flowers

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Attached

Fresh

Delayed

Open

Secretin is a hormone produced by

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Liver

Gut

Adrenals

Pancreas

Study of aging is called

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Teratology

Gerontology

Cell biology

Paleontology

Microtubule are composed of

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Myosin

Troponin

Actin

Tubulin

According to one of the speculations life may have begun deep in the oceans in underwater hot springs called hydrothermal

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Apertures

Gaps

Vents

Outlets

Blood supplied to kidneys from each cardiac beat is.

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10%

20%

30%

50%

Lutinizing hormone induces.

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Menstruation

Menopause

Ovulation

Oogenesis

Poly hydroxy butyrate is called.

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Antithrombin III

Nutra Sweet

Biodegradable plastic

Luciferin

In sickle cell anemia disease, a single thymine is replaced with an adenine in the DNA that codes for.

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Valine

Glycine

Histidine

Glutamic acid

Programmed and organized death of cell is known as.

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Apoptosis

Cancer

Necrosis

Metastasis

Genetic code for the amino acid methionine is.

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AUC

UGC

CGC

AUG

The numebr of cervical vertebrae are.

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7

12

33

32

The process during which potassium and hydrogen ions and some toxic substances are put into urine is called:

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Tubular secretion

Reabsorption

Filtration

Countercurrent multiplication

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