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lara [203]
3 years ago
11

A chronic nervous system disease characterized by progressive muscle rigidity and involuntary tremors is called:

Biology
1 answer:
cupoosta [38]3 years ago
6 0
Parkinson's Disease which causes your muscles to not be able to relax and causes tremors.
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Genes a, b, and c are known to be in that linear order in an organism. A testcross is done that yields 20 double crossover proge
larisa [96]

Answer:

Explanation:

The observed frequency of the double crossovers (DCOs) is 20/1000, or 0.02. If there is no interference then this will be the same as the expected, which is just the product of the single crossover frequencies, that is, SCO frequency (a-b) x SCO freq. (b-c) = 0.02.

(a) Any combination of map distances whose product (a-b) x (b-c) = 0.02 is possible. However, three are most likely:

a 20 mu b 10 mu c

a 10 mu b 20 mu c

a 14.14 mu b 14.14 mu c

(b) The distances would be exactly the same.

(c) The expected number of DCO progeny would be 17.

4 0
3 years ago
What is a front?<br><br> -Air Masses and Fronts 9th grade science- <br> HELP ASAP
frez [133]

A air front is typically a transition zone between two unique temperature/humidity. Usually, one front would push the other away (typically if summer is hot, then the warm front will push away the cold, and for the winter, if it's cold, it's the opposite).

A stationary front, on the other hand, is when there is no change in the over all temperature for the region(s), and a occluded front is when the fronts mix, where it is followed by rain and a equillibrium of the temperature, whether to a warmer or cooler overall temperature.

~

5 0
2 years ago
Identify two ways which space exploration has influed florida económico and culture
Lostsunrise [7]
The economy moved to growth due to the infrastructure activities, the main driver of economy is tourism.

7 0
3 years ago
What are two ways in which the value of soil can be reduced?
Dovator [93]

Fertile soil is valuable because there is a limited supply. Less than one eighth of land on Earth has soil that are well suited for farming.

The thick, fertile soil of the prairies took many thousands of years to develop.

The two ways that the value of soil can be reduced is help use soil correctly, peanuts were once a corp to help soil, and still can be. The soil value recycle rocks and bedrock.

The value of soil is reduced when it loses its fertility and when topsoil is lost due to erosion. Soil can be conserved through contour plowing, conservation plowing and crop rotation. The thick mass of tough roots at the surface of the soil.

6 0
3 years ago
A student named Janine says that the measure of side b is 64 ft. Please state whether this is correct or incorrect. If this is i
kolezko [41]

The measure of side b as 64 ft is incorrect. The accurate measure would be 8 ft.

According to the Pythagorean theorem, the square of the hypotenuse of a right-angle triangle is the sum of squares of the opposite and the adjacent sides. Mathematically:

hypotenuse^2 = opposite^2 + adjacent^2

In this case, the hypotenuse = 10 ft, the opposite = 6 ft and the adjacent = b

Hence,

b^2 = 10^2 - 6^2

       = 100 - 36

          = 64

b = √64

     = 8 ft

Thus, the side b is 8 ft and not 64 ft.

More on the Pythagorean theorem can be found here: brainly.com/question/16426393

7 0
2 years ago
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