The purpose of your heart is to help pump your blood throughout the body. The heart beats, and it is in the upper body area.
Answer:
A.
Explanation:
Choice B is incorrect. That definition can be applied to both DNA <em>and </em>RNA, as they are both made of a nucleic acid, phosphate, sugar ring, and nucleotide base.
Choice C is incorrect. That would be the message strand made by RNA when they are transcribed.
Choice D is incorrect because it's absurd.
The lake bottom is lined with rocks because an abiotic is a non-living thing in an environment while biotic is a living thing in a environment
Answer: Symbiotic Relationship
Both fig trees and fig wasps are important for each others survival.
Explanation: The fig provides a joke for the wasps and the wasps provide pollen that the fig needs for the fruit to ripen.
It basically begins when a female fig wasp enters the fig and lays eggs ,they pollinate the fig with pollen that they had collected in their pouches after mating ,when the wasp enters the fig its wings and parts of antennae may get broken because of the small opening in the fruit ,the wasp completes it's task and never leave the fruit after.
Catecholamines are largely adrenal hormones, so they cause a fight or flight response. That would include anxiety fear and panic, increasing attention and awareness of danger, and aggressive behavior. Some adrenal disorders that release too many catecholamines can cause hair loss and breathing problems. In short, all of these are potential effects of <span>catecholamines, but hair loss and breathing problems are weaker and less often, and only develop with disorders (or tumors in certain locations.</span>