Answer:
1) Liquid hydrogen has the lowest density of any liquid.
2) Hydrogen is the chemical element with the symbol H.
3) Hydrogen is the most abundant chemical substance in the universe, constituting roughly 75% of all baryonic mass.
4) Atomic mass: 1.00784 u
5) Atomic number: 1
A microscope to examine the butterfly. and a small pair of tweezers to pick up and put down the butterfly
This means that each of the two strands in double-stranded DNA acts as a template to produce two new strands. Replication relies on complementary base pairing, that is the principle explained by Chargaff's rules: adenine (A) always bonds with thymine (T) and cytosine (C) always bonds with guanine (G).
Answer:
70 seeds
Explanation
5 is the food for a mouse (day)x2 mice for cat=10. 10x7(week)=70 seeds
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