Giving brainliest to good ! plz ! which is a warning sign of cancer? a. hoarseness or nagging cough b. difficulty swallowing c. obvious change in a mole or wart on your skin d. all of the above

Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle

What must be done to breed dogs for a partical trait

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers