When you take blood pressure, it is expressed in a fraction. The top number of that fraction is systolic pressure- the amount of pressure in your arteries during contraction of your heart muscle... I hope this helped! :)
<u><em>Chromosomes</em></u> asserts that our genes set the boundaries within which we can operate
Dorsal means back as in the back area. Example~ Many dolphins have a pronounced beak and all have a central dorsal fin and sharp teeth for feeding, mainly on squid and fish.
Answer:An open system exchanges matter and energy with its surroundings (for example, an ecosystem). ... Strictly, closed systems do not occur naturally on Earth, but all the global cycles of matter, for example,the water and nitrogen cycles, approximate to closed systems.Sep 18, 2020
Explanation:
Answer:
animals are the only organisms that compete for resources
Explanation:
this is due to the fact that plants take up resources passively, a method which doesn't require them to waste any energy, however in the case of resources, is not very effective. suppose there was a bit of water scarcity in your area, and a plant and you both need water for survival. obviously, the plant cant possibly do anything to receive these resources, as it is just a plant. its survival is based merely on the chance that you pour water into it. this is not the case for animals, which, like us, actively collect and gather resources, and use them to our advantage. therefore, animals are the only animals that compete for resources
