An igneous rock has large red, black, and green crystals. How else can this rock be accurately described? fine texture
cooled quickly
intrusive origin
created by lava
pls awnser directly like a b c or d

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

Describe how alleles and genes are related

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water