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mrs_skeptik [129]
4 years ago
12

Which of the following are photosynthetic organisms?

Biology
1 answer:
AlexFokin [52]4 years ago
8 0
Algae and nitrogen-fixing bacteria are photosynthetic organisms.
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What are three primary macronutrients elements that plants need in relatively large amounts?
MA_775_DIABLO [31]

Answer:

Nitrogen, Phosphorus, and potassium

Explanation:

Plants will not grow without the three stated.

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______ happens when rain, snow, sleet, and hail that falls from the clouds to the earth’s surface.
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precipitation

Explanation:

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What is the crucial element of a good hypothesis
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The qualities of a good hypothesis are: 1) Logically consistent with other theories and data 2) Have explanatory power 3) Be empirically testable 4) Similar hypothesis is the better hypothesis.

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3 years ago
Total peripheral resistance ________.
Gennadij [26K]

Answer:

C). viscosity increases with increasing length of the blood

Explanation:

Systemic vascular resistance (SVR) refers to the resistance to blood flow offered by all of the systemic vasculature, excluding the pulmonary vasculature. This is sometimes referred as total peripheral resistance (TPR).

Some factors that decrease blood flow and increase resistance include increased viscosity of the blood, increased length of the blood vessel and decreased radius of the blood vessel. Blood vessels - and in particular, the more muscular arteries - are often the source of resistance.

What determines resistance are:

1. Resistance is proportional to LENGTH (L) of the tube (blood vessel)

-Resistance INCREASES as length increases

2. Resistance is proportional to VISCOSITY, or thickness, of the fluid (blood)

-Resistance INCREASES as viscosity increases

3. Resistance is inversely proportional to tube RADIUS to the fourth power

4. Resistance DECREASES as radius increases

5 0
3 years ago
Which of the following processes is LEAST directly influenced by adrenergic drugs?
devlian [24]

Answer:

c. enzymatic breakdown of food molecules

Explanation:

For adrenergic drugs active the nervous system i.e. sympathetic also it directly related to digestive enzymes, rise the blood glucose that results in blood vessels dilation that aids delivery of nutrient and tissues.

But it does not directly affect the digestive enzymes activity after considering the secreted

Therefore in the given case, the option C is correct

3 0
3 years ago
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