Answer:
How Does the Immune System Work?
Innate immunity: Everyone is born with innate (or natural) immunity, a type of general protection. ...
Adaptive immunity: Adaptive (or active) immunity develops throughout our lives. ...
Passive immunity: Passive immunity is "borrowed" from another source and it lasts for a short time.
Answer:
The increased activity prior to the saccade reflects a shift in attention to the stimulus inside that neuron's receptive field.
Explanation:
They observed that the neurological basis of attention, first made in the superior colliculus has been extended to a number of areas in both the dorsal and ventral streams.
During glycolysis, the source of the chemical energy that is captured in ATP:
B. the chemical bonds in glucose
Explanation:
- Glycolysis is also known as Embden-meyerhof pathway.
- It is an oxidative process in which one mole of glucose is partially oxidized into two moles of pyruvate.
- Glycolysis occurs in the cytosol of the cell in both aerobic and anaerobic conditions.
- The breakdown of six-carbon glucose into two molecules the three-carbon pyruvate occurs in ten steps.
- The first five steps of this pathway constitute the preparatory phase.This phase consumes energy during the phosphorylation of glucose.
- The preparatory phase produces two molecules of glyceraldehyde 3-phosphate (G3P).
- The two molecules of G3P are then converted to pyruvate in the next five steps that constitute the payoff phase.
- The energy gain of glycolysis comes in this payoff phase.
- The oxidation of G3P yields a high energy molegule 1,3 -bisphosphoglycerate .
- The high energy phosphate on carbon 1 of this molecule is donated to ADP and ATP is produced.
- This synthesis of ATP is called substrate level phosphorylation because ADP phosphorylation is coupled with exergonic breakdown of a high-energy bond.
Answer:cell 9 is not missing any organelles compared to cell 1.
Cell 2 would not function normally because it lacks the mitochondria which is the powerhouse necessary for energy production & hence growth & survival.
Cells 4 & 7 lack the rough endoplasmic reticulum responsible for protein formation hence amino acids which are the building blocks of life will not be produced.
Explanation:
Answer:
The relationship among the speed of propagation, wavelength, and frequency for any wave is given by vW = fλ, so that for electromagnetic waves, c = fλ, where f is the frequency, λ is the wavelength, and c is the speed of light.
Explanation:
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