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Vlad [161]
3 years ago
8

How does hydrogen bonding make water a necessary resource for life?

Biology
1 answer:
marysya [2.9K]3 years ago
6 0

Answer: b

Explanation:vcdfghmnb vcxdcfvb

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1. How many pounds of biological material is below that soil surface?​
Stella [2.4K]

Answer:

The amount of organic matter in mineral (sand, loam or clay) soils ranges from very low being 1% by weight, to average being 2 to 4%, and high being greater than 5%. There are also “muck” or organic or peat based soils that are 30 to 40% organic matter. The general consensus is the more soil organic matter the better.   approximately 45%

Soil Composition

The basic components of soil are minerals, organic matter, water and air. The typical soil consists of approximately 45% mineral, 5% organic matter, 20-30% water, and 20-30% air. These percentages are only generalizations at best.

Explanation:

8 0
3 years ago
Suppose a polymerase chain reaction (PCR) amplification process begins with exactly one double-stranded template DNA. How many D
Agata [3.3K]

Answer:

1. Number of DNA molecules after 30 Cycles of PCR = 1.02 x 10^9

2. No. of mutant DNA molecules = 1.07 x 10^9

Explanation:

1. You just have to take the exponential of 2 to the power of the number of PCR cycles (2^n)

2. All copies were normal at cycle 10 that are about 1024 copies. At cycle 11 single point error, all further copies are mutated.

3 0
3 years ago
If you take energy away from gas, what most likely will happen to a substance?
kodGreya [7K]

Answer:

turn into a liquid

Explanation:

7 0
3 years ago
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The initial dose of theophylline for an adult is 0.8 mg/kg/hr for 12 hours. how many ml of an iv solution containing 800 mg per
Bas_tet [7]
If the patient weight is 250 lb and the doses are 0.8mg/kg/hour for 12 hours, then the total amount of theophylline needed would be:
250lb * 0.453592kg/lb* 0.8mg/kg/hr * 12hr= <span>1088.6208mg

If the solution contains 800mg of </span>theophylline for 100ml volume, then the volume needed would be: 1088.62 mg / (800mg/100ml)= 136.07ml
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3 years ago
Are crocodiles adorable? Show me pictures for proof
Lubov Fominskaja [6]

Answer: They are as adorable as any animal could be.

4 0
2 years ago
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