Answer:
Cane toads were introduced intentionally in Australia in 1935 to combat cane beetles in the sugar cane crop fields. These toads exhibit higher feeding capacity. These can feed not only cane beetles but other insects which affecting agricultural yields. They are poisonous in nature, they kill any insect after ingestion. Therefore, they are useful biological insecticide which provides crops resistance against insects.
Answer:
From top to bottom, the vertebrae are:
Cervical spine: 7 vertebrae (C1–C7)
Thoracic spine: 12 vertebrae (T1–T12)
Lumbar spine: 5 vertebrae (L1–L5)
Sacrum: 5 (fused) vertebrae (S1–S5)
Coccyx: 4 (3–5) (fused) vertebrae (Tailbone)
Answer: base substitutions, deletions and insertions
<em>There are two types of vascular tissues witch are Xylem and Phloem</em>.
<em>Xylem is for water transport.</em>
<em>Phloem is for glucose.</em>
<em>Here is an extra just for you! ;)</em>
<em>Parenchyma for lateral transport of both. </em>
<span>No crying underwater is not possible because of 2 reasons.
1) While crying there is a spasm of muscles , of that of the oesophagus (throat) and this would result in death of an individual if he/she is under water.
2) The external fluid pressure will not permit the tear gland to secrete tears there by nullifying the possibility.
Thus u cannot cry unre water..
of course except if u are wearing a goggle or u are in a submarine! :)</span><span>
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