Answer:
b cirulatory system that's the answer
2. When the left ventricle relaxes, the aortic valve closes and the mitral valve opens. This lets blood flow from the left atrium into the left ventricle.
4. Quickly shocking the heart with an automated external defibrillator (AED) can save a person's life after cardiac arrest. An AED is a portable, battery-operated device that a bystander can use. It checks the heart rhythm and can send an electric shock to the heart to try to restore a normal rhythm.
5. High blood pressure can damage your arteries by making them less elastic, which decreases the flow of blood and oxygen to your heart and leads to heart disease. In addition, decreased blood flow to the heart can cause: Chest pain, also called angina.
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Avoid smoking and using tobacco products. Be physically active every day. Eat a heart-healthy diet. Keep a healthy weight. Keep your blood pressure healthy. Keep your total cholesterol healthy. Keep your blood sugar healthy.
Answer:
The correct answer is - they are interdependent for pollinating crops and fruit plants and get nectar for their survival.
Explanation:
Honey bees play an important role in agriculture as these organisms help in pollinating crops, plants, busher, and trees and transfer pollen. from one plant or tree to another for their fertilization and fruit and flower production. Honey bees not just collect pollen but nectar which is essential for their own survival.
These bees pollinate apples, sweet cherries, grapefruit, oranges, and pumpkins as they take pollen from the flower of one plant with the nectar and leaves on the other flower of another plant. Most plants including cherries and almonds depend on honey bees dominantly for pollination and can be extinct in absence of the bees.
Explanation:
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