In addition to glucose, can a cell use lipids or proteins for energy?
What will be an ideal response?
Oxidative energy system is based on cellular respiration and includes the Krebs cycle and the electron transport chain. As the Krebs cycle converts pyruvate many intermediate compounds are formed. Fatty acids and amino acids can be converted to one or more of these intermediates and are then "fed" into the Krebs cycle and are metabolized.
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The nucleus and most of the organelles in a neuron are located in the _____
A) dendritic region B) axon hillock C) axon D) cell body E) axon terminals
Examine the phylogenetic tree depicted in Figure 26.17 as you address the following questions. The distribution of anaerobic hyperthermophiles suggests the common ancestor to all Archaea thrived in hot environments that lacked oxygen
A. true B. false
The multicolored stripes in these fly embryos represent _____
1.different operons being activated at different stages of development
2.gradients of master genes that control development
3.different mutations in flies that lead to problems with wings, thorax, etc
4.shared patterns of gene expression amongst evolutionary relatives of the fly
Which of the following is insoluble in water?
A) DNA B) Salt C) Sucrose D) Amino acids E) Olive oil