Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Internal Factor - Factors Controlling Metamorphosis in Insects
Likewise to the amphibian metamorphosis, moulting and metamorphosis in insects has been found to be initiated internally via hormones. Hormonal control involves at least three organs of endocrine secretions. They are
(1) Prothoracic gland
(2) Corpora allata
(3) Brain (protocerebrum)
Figure depicts the endocrine glands associated with the brain in moths that is protocerebrum and corpora allata.
Figure: The endocrine glands associated with the brain in meal moths. a) Dorsal view of the brain in a meals moth pupa, b) Transverse section of the protocerebrum in a caterpillar of the meal moth
I need help with my biology virtual lab. Its due tomorrow
Define GHRH Receptors (Growth Hormone Releasing Hormone Receptors)? A. GHRH Receptors are only located in the plasma membranes of cells in the hypothalamus. B. GHRH Receptor
Permissive Interaction - Pancreas Development Figure describes the development of pancreas in a mammal. In an organism like mouse the pancreas is first seen as a diverticulum
Eyes We have a pair of eyes. They are held in socket of the skull by four rectus muscles and two oblique muscles. These muscles control the movements of the eyes. The wall of t
Hormones Controlling Other Functions Crustacean's exhibit pronounced capacity for physiological color changes. It is known that the color changing mechanisms in Crustacea are
Q. According to the stimuli they collect how are the sensory receptors classified? The sensory receptors are classified according to the stimuli they get: mechanoreceptors are
Mineralisation and Humification As a result of physical weathering, the rocks are broken down into smaller particles. But this is not the true soil, and plants cannot grow well
What role did the appearance of the ozone layer play in the evolution of early life on Earth? Ultraviolet radiation from the sun damages DNA, but the development of the ozone l
How phytohormones help the development of parthenocarpic fruits? The Parthenocarpic fruits are those produced with no fecundation. Several plants naturally make parthenocarpic
Explain the structure of Intermediate Filaments? Intermediate filaments , about 8 to 10 nm in diameter, are so named because they are intermediate in size between microfilamen
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd