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Alisiya [41]
3 years ago
5

The eight planets of the solar system all revolve on the same plane & in the same direction around the Sun as a result of wh

ich process(es) from the formation of the solar system? Question options: A) enormous amounts of matter were pulled toward & clumped in the center B) planets formed from the colliding planetesimals C) planetesimals began to grow D) the nebula began to collapse, rotate, & flatten
Biology
2 answers:
astraxan [27]3 years ago
7 0

Answer:B

Explanation:

Bogdan [553]3 years ago
7 0

Answer: I would say its B

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What is the main difference between weather and climate ?
tester [92]

Answer: A

Explanation:

Weather is short term climate is long term.

3 0
2 years ago
Which statement best describes how a diagram of photosynthesis would differ for a diagram of cellular respiration?
Anna [14]

Answer:D

Explanation:

Photosynthesis main energy source is solar energy while cellular respiration uses chemical energy

4 0
3 years ago
Consider a population of 425 diploid giant Sequoia trees. In this population, you observe the following genotypic counts: 100 ho
Lemur [1.5K]

Answer:

q = 0.42

Explanation:

This question is an example of Hardy-Weinberg question and there are two equations necessary to carry out this question;

p + q = 1

p² + 2pq + q²  = 1

where;

p = the frequency of the dominant allele

q =  the frequency of the recessive allele

p² = the frequency of individuals with homozygous dominant genotype

2pq  = the frequency of individuals with heterozygous genotype

q² = frequency of individuals with the homozygous recessive genotype

Since the total  population = 425

q² = \frac{individuals with recessive genotype}{Total Population}

= \frac{75}{425}

q² = 0.1765            

To find q; we need to square root both side to           eliminate the square from  q².

∴ \sqrt{q^2}=\sqrt{0.1765}

q = 0.4201

q = 0.42       (to two decimal places)

4 0
3 years ago
The brown-eye allele is dominant over blue-eye allele. A couple currently has 3 children with brown eyes. What is the probabilit
MissTica

Answer:

The correct answer is: 25 %

Explanation:

According to Mandel's law of inheritance, the dominant allele masks the expression of the recessive allele if present together. If a couple has 3 children with brown eyes. In a monohybrid cross, the ideal phenotypic ratio of the offsprings is 3: 1 or in other words, the dominant character chances to appear is 75% in phenotype.

So, by the law of dominance of monohybrid cross the chances of the fourth child to develop blue eyes is 25%.

Thus, the correct answer is : 25 %.

5 0
3 years ago
Autonomic nervous system reactivity in humans appears to be ____.abnormal psychology
Trava [24]
Autonomic nervous system reactivity in humans appears to be inherited.
8 0
3 years ago
Read 2 more answers
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