After several miles of running and sprinting in intervals, the runner’s muscles ache and feel fatigued. which is the best explanation for what has occurred?

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

What is the compliment dna strand to the following sequence: ttgactaggcta