<span>- Reflex Response can help us avoid bad injuries by withdrawal of body parts in response to a painful stimulus.</span>
Answer: All birds are warmblooded, or endothermic, animals. Birds are vertebrates because
they have backbones. All birds have a four-chambered heart, a
characteristic they share with mammals. All birds lay hardshelled eggs. Birds have only two legs. Their forelimbs have
become modified into wings for flying. All modern birds evolved
from ancestors that could fly.
Explanation:
Answer:
Correct Answer is C 99% positive
Explanation: Hope This Helps:)
A compound is a molecule made ofatoms from different elements. ... There are two main types of chemical bonds that hold atoms together: covalent and ionic/electrovalent bonds. Atoms that share electrons in a chemical bond have covalent bonds.
I HOPE THIS CAN HELP YOU
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