Answer: A. Multicellular life
Explanation: Multicellular organisms are compund by many cells and different type of cells. In such organisms, cells must work together for the survival of the organism. That cooperative work includes regulation of cell division and cell death, division of tasks and cell fates, for example, cells for the immune response, those for metabolism in the liver or neurons for neurotransmision, and nutrient transport.
In the alarm reaction stage
Answer: a crack forms, magma pushes upward, magma hardens, rock moves outward.
The first one, cause their trying to make it a positive way to reinforce. Which just means their trying to fix something again
Answer: dna and rna have four nitrogenous three of which they share Cytosine, Adenine, and Guanine the differs between the rna has Uracil and the dna has thymine but dna is doubled stranded and rna is single stranded
Thymine
Explanation: