What idea is present in “Blood: There Is No Substitute” that is not present in “The Bizarre Quest for Artificial Blood”? A Hemoglobin could be used as an effective blood substitute.

B Several reasons contribute to the need for an artificial blood substitute.

C Blood donors play an important role in helping patients in need of blood.

D There are benefits that artificial blood provides that human blood does not.

Marking brainliestwhy does lysander stop loving hermia and begin loving helena? the magical flower juice was accidentally put in his eyes, making him fall in love with the first person he saw. hermia acts jealous and mean, causing lysander to rethink his feelings for her. helena confides hermia's secret plan to runaway with demeetrius. the magical flower juice has the opposite effect than what was expected.

Which words in this excerpt from the count of monte cristo can be used as synonyms to determine the meaning of the word grotto? dant? s entered the second grotto. the second grotto was lower and more gloomy than the first; the air that could only enter by the newly formed opening had the mephitic smell dant? s was surprised not to find in the outer cavern. he waited in order to allow pure air to displace the foul atmosphere, and then went on. 1. air 2. opening 3. mephitic 4. cavern 5. pure 6. atmosphere

Find the value of 'a' and 'b' angle xqr is 180