10. Below is the structure of octane, the major component of gasoline. What type(s) of bond(s) is/are found in a molecule of octane? (Hint: Think of the shape of the molecule.)

Η

H

H

H

Η

Η Η

Η

Η

H-C-C-C-C-C-C-C-C-H

H

H

Η Η Η Η Η

Draw the structure of dna nucleotide with adenine as nitrogenous base

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

How do you suppose living conditions differ between the country furthest along in the demographic transition compared to the country earliest in the transition? how would living conditions in these two countries affect both birth and death rates?