Answer:
No atoms are created or destroyed in chemical reactions.
Explanation:
Matter cannot be created or destroyed. When two reactants contact each other, a chemical reaction occurs which breaks the bonds between atoms and rearranges them, forming new bonds which transform them into the product. The same amount of atoms exists before and after the reaction.
ANSWER: Different cells have<span> different jobs to </span>do<span>. Each </span>cell has<span> a size and shape that is suited to its job. </span>Cells<span> that </span>do<span> the same job combine together to form body tissue, such as muscle, skin, or bone tissue. Groups of different </span>types of cells<span> make up the organs in your bodies, such as your heart, liver, or lungs.</span>
Adaptions if that is an answer choice!
Answer:
The elephant and the sheep exhibit higher sequence similarity because they are more closely phylogenetically related
Explanation:
The elephant and the sheep are mammals, while the crocodile is a reptile, being the mammals the most inclusive group among these three species and it appeared later in evolution. Mammals are organisms that have shared evolutionary features such as warm blood, they produce milk and have hair
Answer:
Explanation:
A cancer is a disease condition in which all the cells in the body continuous divide without control.
A tumor is when the uncontrolled cells growth occur in solid tissues like organs, tissues and bones in the body.
A tumor is formed when lump is developed in your body.
A tumor can become cancerous but not all.
Only malignant tumor are cancerous i.e they contain cancerous cells and can spread to all part of the body.