Veins have thin and elastic muscular walls. why?

Bradley decides one day to run a marathon without any training after 10 minutes has elapsed and Bradley has Run half a mile he begins to get cramps in his that he is also breathing very rapidly what is causing the cramps and Bradley's legs

Which instrument is related to the modern trombone?

List of solid mixtures in the classroom

The important fats in your brain come from the Omega 3 and Omega 6 families. These can be found in а Nuts, seeds and fatty fish b Fatty fish, chicken and turkey c Seeds, fruit and poultry d Nuts, fruits and chicken

Where is the cell membrane located in cells that do not have cell walls

Which one question can be answered using the scientific process? A-should grocery stores be forced to use paper bags B-how much water does it take to make a plastic bag C-should the government be allowed to ban plastic bags D-how should people be

What are the 7 primary organs tissues for lymphatic

What term is used to describe the number of individuals per unit area? A. carrying capacity B. population density C. population coverage

What organic molecule is most important as the source of building blocks for cell structure and least important it's role as an energy source

Which statement is correct about two objects that have gravitational force? A. They have mass B. They move slowly C. They are round in shape D. They have high temperature