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11Alexandr11 [23.1K]
3 years ago
12

Does anyone know this?​

Biology
1 answer:
shepuryov [24]3 years ago
6 0

Answer:

The answer would be d

Explanation:

This is because i said so

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Pink eye is a recessive trait found in deer mice. In a cross between two individuals, both of whom are heterozygous for the pink
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Answer:

See the answer below

Explanation:

<em>If pink eye is recessive, it means that the normal eye is the dominant trait. According to Mendelian law, the ratio of normal to pink eye in a cross involving two heterozygous mice should be 3:1</em>.

Chi-square = \frac{(O - E)^2}{E} where O = observed frequency and E = expected frequency.

Phenotype      Observed            Expected          Chi-square

Normal                 18                3/4 x 20 = 15          \frac{(18 - 15)^2}{15} = 0.6

Pink                       2                  1/4 x 20 = 5           \frac{(2 - 5)^2}{5} = 1.8

Total Chi-square = 0.6 + 1.8 = 2.4

Degree of freedom = 2 - 1 = 1

Critical Chi-square value at 95% = 3.841

<em>The critical Chi-square value is more than the calculated value. </em><u><em>Hence, the observed number of offspring fits the expected number of offspring.</em></u>

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3 years ago
The Florida Everglades are one of the most diverse ecosystems in the United States and are home to many species of birds, reptil
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Are the pythons a new species?
How can the python population be controlled?
How quickly are pythons reproducing in the Everglades?
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Among the choices, the question least likely to be asked is ARE THE PYTHONS A NEW SPECIES?

It may be asked but the other three questions are more important. This is because we need to know the effect of the growing python population has on the existence of other animals in the Florida Everglades.
Pythons are hunters. Uncontrolled population growth will result to the decrease of the population of other animals because they are the prey of the pythons. Therefore, rate of reproduction and observation regarding their immediate effect to their environment are of utmost importance compared to whether pythons are new species or not.

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A closed system is best characterized as a system in which: (3 points)
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Answer:

A closed system is a physical system that does not allow transfer of matter in or out of the system, though, in different contexts, such as physics, chemistry or engineering, the transfer of energy is or is not allowed.

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What can you infer about the function of the ribcage?.
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The rib cage will protect important organs like the lungs and the hurt. It acts as a shield for your organs in your chest and in the respiratory area. It’s essentially saving your life.
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Select non-beta-lactam phosphoric acid agent is used today as an alternative treatment for urinary tract infections acused by en
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