As an adjective deoxy

is (chemistry) describing any compound formally derived from another by replacement of a hydroxy group by a hydrogen atom.

As a noun cordycepin is

(biochemistry|organic compound) a deoxy form of adenosine.

As nouns the difference between adenosine and cordycepin

is that adenosine is adenosine while cordycepin is (biochemistry|organic compound) a deoxy form of adenosine.

As nouns the difference between covariance and covariation

is that covariance is a statistical measure defined as $\backslash scriptstyle\backslash operatorname\{Cov\}(X,\; Y)\; =\; \backslash operatorname\{E\}((X\; -\; \backslash mu)\; (Y\; -\; \backslash nu))$ given two real-valued random variables X and Y, with expected values $\backslash scriptstyle\; E(X)\backslash ,=\backslash ,\backslash mu$ and $\backslash scriptstyle\; E(Y)\backslash ,=\backslash ,\backslash nu$ while covariation is covariance.

As nouns the difference between cold and cryoregime

is that cold is a condition of low temperature while cryoregime is (ecology) a permanently cold environment.

As an adjective cold

is (label) having a low temperature.

As an adverb cold

is while at low temperature.

As nouns the difference between environment and cryoregime

is that environment is the surroundings of, and influences on, a particular item of interest while cryoregime is (ecology) a permanently cold environment.

As a verb cloned

is (clone).

As an adjective clonable is

able to be cloned.

As a noun clonotype

is (botany) herbarium specimens made from plants vegetatively propagated from (and thus clones of) the same plant from which a type specimen was made clonotypes are of some use in documenting a type collection but have no status under the the term is sometimes also used to refer to the living plants themselves.

As an adjective clonotypic is

of or pertaining to a clonotype.

As nouns the difference between limitation and colimitation

is that limitation is the act of limiting or the state of being limited while colimitation is (biology) the limitation of the growth of a population by two or more independent substances.

As nouns the difference between cephalosporin and cefuroxime

is that cephalosporin is any of a class of natural and synthetic antibiotics developed from genus: Cephalosporium fungi, having a cepham structure while cefuroxime is a second-generation cephalosporin antibiotic.

As nouns the difference between antibiotic and cefuroxime

is that antibiotic is antibiotic while cefuroxime is (pharmaceutical drug) a second-generation cephalosporin antibiotic.

As an adjective antibiotic

is antibiotic.