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A plant has a growth pattern called
Clear cytoplasm produces
Which prosess is characterized by movement and rearrangement of cells in the embryo
None of these
_______ regulates the kidney’s retention of water.
In incubating eggs artificially the incubators are usually regulated at temperature between
30 – 32oC
20 – 22oC
36 – 38oC
27 – 29oC
In addition to auxin which hormone also play important role in apical domince
The addrenaline cortex produces ______________
On the basis of structure and shape of the cap,two species of Acetabularia have been identified
Acetabularia mediterrance & A.crenulata
A.crenulata & A.arabica
A.typhi & A.mediterranea
A.crenulate & A.sisso
Oxytocin is secreted by the endocrine gland named:
The negative physiological changes in our body are said to be
From Hensen’s node,dorsal mesoderm is formed and is organized into
In the chick the mesodermal cells migrate and caudally from both sides and create a mid line thickening called
Which of the following hormones is not released by the anterior pituitary?
Melanocyte – releasing hormone
Thyroid- stimulating hormone
In humans ,MSH(melanocyte-stimulating hormone) ___________
Causes the thyroid to produce thyroxin
Regulates primary skin color
Concentration is very low.
Governs the rate of tarming
The Syndrome which is an example of trisomy of the sex chromosome is