1 Which of the following is a question about physiology? ( Concept 40.0)
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Do salamanders and frogs have the same number of toes on their front feet?
Thing
Are there any living birds with claws on the ends of their wings?
How is blood pressure affected by physical activity?
Do baleen whales have teeth?
Is it true that apes do not have fleshy tails like monkeys?
2
Most cells are microscopic because at this small size,
Concept
40.1)
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explanation:

idk

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question