The phrase "are extremely distinct" is correct and usable in written English.
It can be used to emphasize the clarity or uniqueness of two or more subjects being compared or described.
Example: "The two species of birds are extremely distinct in their coloration and behavior."
Alternatives: "are very different" or "are highly distinguishable".
In nuclear fuel reprocessing scenarios, the gas streams to be treated are extremely complex, containing several distinct iodine-containing molecules amongst a large variety of other species.
Neurons are extremely polarized cells with distinct morphologies, unusually long dendritic and axonal processes, structures that are crucial to their ability to communicate at long distances and to form complex cellular networks of the nervous system [41].
Without such conservation, proper management, and research, these unique habitats and their physiologically distinct biota are extremely vulnerable.
Conversely, infants with birth weights less than 900 g are extremely immature and, therefore, clinically distinct from infants with larger weights [ 28].
A recent analysis of ALR genes in mammals indicated that the cluster is extremely dynamic: Distinct species carry diverse sets of functional genes, suggesting that strong selective pressures have been acting on these loci (Brunette et al. 2012).
Although they are distinct in details, abduction narratives are extremely similar in broad outline and often include experimentation with a sexual or procreative subtext.
Despite considerable amount of nucleotide substitutions between distinct CaM genes, amino acid sequences of the metazoan CaMs are extremely conserved (Yuasa et al. 1999, 2001).
berthae and M. myoxinus) are highly genetically distinct from each other (Fig. 2, Table 2), but are extremely close geographically (Figs. 1, 3).
They are extremely improbable.
