help, Chemistry

While studying evolution, a student comes across a cladogram that includes clades like amphibia, reptilia, aves, and mammalia. What must be the basal clade?
Posted Date: 5/4/2012 12:18:52 PM | Location : United States







Related Discussions:- help, Assignment Help, Ask Question on help, Get Answer, Expert's Help, help Discussions

Write discussion on help
Your posts are moderated
Related Questions
Electron occupies the available orbital singly before pairing in any one orbital occurs, it is : (1) Pauli's exclusion principle (2) Hund's Rule (3) Heisenberg's principle

Highest covalent character is found in: (a1  CaF 2                                              (2) CaCl 2               (3) CaBr 2                              (4)

Predicting the feasibility of reaction and does not show the rate of chemical reaction

Existence of positively charged nucleus was established by: (1) Positive ray analysis   (2) α -ray scattering experiments    () X-ray analysis (4) Discharge tube exper

An aqueous solution has a hydroxyl concentration of 1.75 x 10^-7mol/L. Find the concentration of hydrogen ions in this solution.


trivalent acid and basic radicals

Simple and Mixed Amines Secondary and tertiary amines may be categorized as simple or mixed amines as per to all the alkyl or aryl groups attached to the nitrogen atom are simi

(a) De?ne surveying. Brie?y describe about chain and accessories. (b) Sketch the plan and suitable section of a single room having 5.0 m X 4m size and 3m height. Assume the ba

Gustation - The Sense of Taste The word ‘taste' means not only a sensory response to the soluble materials in the mouth but also aesthetic appreciation. It has been noted many