Calcium Oxide is used in insecticides as an ionic bond. It's known as quicklime. CaO
Flourine reacting with ammonia will cause nitrogen is an example of a covalent bond.
Answer:
positive feedback, because the response intensifies the original stimulus
Explanation:
The release of it is increasing contractions making it positive
Lactase is a protein (enzyme) that speeds up the breakdown of lactose (milk sugar) into the simple sugars (glucose and galactose). Lactase is found in the small intestine of mammals and it is abundant during infancy but declines with age. Lactase is produced by the enterocytes (cells) that covers the intestinal walls and it creates the chemical barrier through which food molecules must cross for absorption by the intestines.
Answer:Speed tells us how fast something or someone is travelling. You can find the average speed of an object if you know the distance travelled and the time it took. The formula for speed is speed = distance ÷ time.
Explanation:
The effects of the intertidal zone on two species of snails, and how an adaptation can help in an organism's survival.
Periwinkle (Littorina specie) is a very common snail that is found in the upper intertidal zone due to their adaptation abilities which increase its survival in its environment. They are small in size i.e. less than 1/4 inch and feed on micro algae that grows on the exposed rocks.
Snails close them in shells and excrete a sticky mucous that firmly attaching the animal to the rock of seagrass. so we can conclude that adaptation can help in an organism's survival.
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