Valves ensure blood flows toward your heart. Vein valves work to bring the blood that flowed down via arteries back up to your heart.
Answer:
<u>Explore It #1</u>
1) There are <u>12 consumers</u> in this food web.
2) This food web had <u>2 producers</u>.
<u>Explore It #2</u>
1) The Greenfly eats the berries. The berries are eaten by a grasshopper.
2) The snake eats the frog. The frog eats the grasshopper.
<u>Explore It #3</u>
1) The Frog eats a dragonfly.
The Snake eats the frog.
The Ladybug eats the greenfly.
<u>Explore It #4</u>
1) A snake eats a lizard. The Owl eats a lizard.
2) A shark eats a tuna. The Blue whale eats a group of krill.
<u>Give Brainliest if you please</u>
Answer:
Image result for plastic wrap for sandwiches
cling film
Food plastic wrap, also known as cling film, food wrap, and saran wrap, is a thin plastic film commonly used for sealing and securing food items in containers to keep fresh. Food Plastic wrap is sold in individual rolls or more typically sold with a roll in a box that has a cutting edge on it. Explanation:
Answer: A, the sun creates it's own light.
Explanation: <em>The moon can't create it's own light, so the sun shines on the moon and it </em><em>reflects</em><em>, or "bounces" off. The sun is able to produce it's light by </em><em>fusion,</em><em> which also creates heat. </em>
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Answer:
the correct oprtion is B
Explanation:
the correct answer is b, since increasing the porosity of the contact lens allows it to work as a good method of gas exchange, simulating the lung membranes that present fenestrated capillaries that promote gas exchange. For this to happen, the permeability must always be high and therefore this is directly related to the porosity of the element with which the contact lens is made.
