Features of Immunotoxicology Services Creative Bioarray has validated and implemented a series of standardized immunotoxicity testing protocols based on experimental animal models, which are fully compliant with international guidelines and recommendations.

https://dda. creative-bioarray. com/immunotoxicology. html

i'd say that the moon rock is about 2.2 billion years old.

the dna of humans and mice is almost 92% similar. this similarity indicates that . mice have a tail, while humans have a tailbone. the tailbone is a structure in humans.yes it's true.

answer: the correct option is d. enzyme

lactase and carbonic anhydrase are the examples of enzymes.

lactase is an enzyme, which is present in the small intestine of mammals. it in the digestion of the disaccharide, lactose ( milk sugar) by converting it into two monosachharide, which are glucose and galactose.

carbonic anhydrase is present in the red blood cells. this enzyme plays significant role in the transport of co₂. it in the conversion of co₂ and h₂o into carbonic acid, which is then dissociated into bicarbonate ions and hydrogen ions.