The forest fire released CO2 (Carbon dioxide)which is essential for plants but CO (Carbon monoxide)is harmful to many organism including humans.But the forest fire isn't always bad. Sometimes it is a opportunity for predator to hunt animals while they are fleeing for life. Small animals can hide under rock or burned wood to escape fire. Snakes bury themselves in soil. Some of them isn't so lucky, koalas will climb up to the treetops then stick there.
Shells are the exoskeletons of clams, snails and oysters. Hope that helps
Hormones are a group of chemicals released by exocrine glands

These hormones are directly secreted into bloodstream from where they reach the site.
Mono hybrid cross dihybrid cross homozygous cross heterozygous
Answer:
Eukaryotic cells are larger than prokaryotic cells and have a “true” nucleus, membrane-bound organelles, and rod-shaped chromosomes. The nucleus houses the cell's DNA and directs the synthesis of proteins and ribosomes.
Explanation: