D. the <span>stomata close to preserve water and gas exchange decreases.</span>
Corpus Callosum is a band of thick fibres which connects the hemispheres of the brain.
It’s the remains of a dead organism
Answer:
C. Organisms are now divided into three kingdoms.
Explanation:
In the early 1860s, a German scientist named Ernst Haeckel suggested using a three kingdom system of classification. Haeckel's three kingdoms were Animalia, Plantae, and Protista.
