Answer:
Formation of new atoms
Explanation:
Matter cannot be created nor destroyed, but can be turned into different forms (energy). When this happens, it is referred to as a nuclear reaction.
Chemical reactions only involve the electrons surrounding an atom and the atoms around it.
The blood then flows through the <span>open tricuspid valve. </span>
What work sheet? I'm great in Biology!
Answer:Common pathogenic bacteria and the types of bacterial diseases they cause include:
Escherichia coli and Salmonella cause food poisoning.
Helicobacter pylori cause gastritis and ulcers.
Explanation: i take advanced biology and we learning about what harmful diseases that bacteria can create
Answer:
<h2>4</h2>
Explanation:
Lobe-finned fishes are bony fish, having fleshy, lobed, paired fins, these fins are joined to the body by a single bone only . The fins of these lobe-finned fishes differ from all other fishes in many ways, Lobe-finned fish lived in water.
By the passage of time, from fin on lobe-finned fish changed to legs and feet on the early amphibians due to variations among offspring, followed by natural selection. These legs and feet containing amphibians lives both in water and land.