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anygoal [31]
3 years ago
5

The rate of diffusion in a semisolid medium was not effected by the density of the potassium permagenate crystals True False

Biology
1 answer:
Stels [109]3 years ago
3 0

Answer:

I think the answer is true

Explanation:

Please give me brainliest

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A researcher is interested in finding out if the amount of amylase, a digestive enzyme found in saliva responsible for digesting
kogti [31]
The answer is <span>Take consistent amounts of saliva samples from a number of people who have not eaten in 8 hours and measure the quantity of amylase in each sample.

First, the researcher needs to know the quantity of amylase in the <u>same</u> amount of saliva. Thus the amount must be consistent and not varying. 
Next, people must not eat in 8 hours, so they are all in the same condition at the moment of collecting saliva. If some eat immediately before the sample collecting while some eat 8 hours before, the content of their saliva will be different. 
For the correct results, all conditions must be the same.</span>
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3 years ago
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Who are bigger, the red blood cells or the white blood cells?.
nlexa [21]

Answer:

White blood cells ↓

These are donut-shaped cells that are similar to red blood cells, and do have a similar duty, yet are larger.

5 0
2 years ago
In degrees Fahrenheit, what is the temperature range of the Danger Zone?
guapka [62]
I believe between 50* and 140* Fahrenheit 
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3 years ago
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What is the probability that the first son of a woman whose brother has Lesch-Nyhan syndrome will be affected?
RUDIKE [14]
The effect of it would be its her brother it runs in her family of the syndrome so of course there would be a most likely chance of her first son getting it because its her first son and the sysndrome is in her brother which is blood and her son which is blood. he may not get the full effect but he would get maybe the whole effect or some of the effect.
7 0
3 years ago
The Physical Activity Guidelines recommend that adults should do the equivalent of ______ minutes of moderate-intensity physical
AleksandrR [38]

Answer:

The correct answer is 150 minutes.

Explanation:

On the basis of the Physical Activity Guidelines, the majority of healthy adults should perform at least 150 minutes of moderately intense physical activity in a week in order to remain in a healthy state. Though more amount of aerobic activity would offer even more benefits, however, even a short amount of aerobic activities can also reap healthy rewards.  

The moderate form of aerobic activities comprise activities like mowing lawn, brisk walking, and swimming. This form of physical activity is suggested for all the individuals coming under the age group 18-60 years, unless and until a person is suffering from any kind of specific medical conditions. It is recommended for all the adults irrespective of race and gender.  

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3 years ago
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