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Nat2105 [25]
3 years ago
14

Is extrapolation using a straight line reliable?

Biology
1 answer:
ale4655 [162]3 years ago
6 0
No, over time too many variables change or shift, which throws off the predictability of the trend line.
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Pea flowers may be purple (P) or white (p). Pea seeds may be round (R) or wrinkled (r). What proportion of the offspring from a
soldi70 [24.7K]

Answer:

The correct answer is c. 3/16.

Explanation:

In the given question two traits being studied, the traits are flower color and seed shape.

This is a typical Mendel’s dihybrid cross. According to the question purple colour (P) and round seed (R) are dominant traits.

When heterozygous purple-flowered (Pp), round-seeded (Rr) individuals are crossed, four different types of plants are produced phenotypically in the ratio 9:3:3:1.Out of 16 offspring, 9 are purple flowered, round seeded pea plants, 3 pea plants are white-flower with round seed, 3 are purple- flower with wrinkled seed and 1 pea plant is white-flowered with wrinkled seed pea plant is produced.  

8 0
3 years ago
The earliest routine prenatal test is a first-trimester screen, which is usually done in the 11th to 13th week of pregnancy. it
mash [69]
A Outré sound might be the answer
4 0
4 years ago
How does atherosclerosis affect blood pressure?
mel-nik [20]

Answer:

Blood pressure is cardiac output versus resistance, especially in the capillaries.

Explanation:

When they get atherosclerosis, which is plaque in the arteries, there’s more resistance in the blood vessels and that raises blood pressure

4 0
4 years ago
How are the law of independent assortment and the law of segregation different?
san4es73 [151]
Hi there!

The law of independent assortment says that the traits are randomly selected, there is no pattern to how they are sorted. The law of segregation says that the traits are divided between each gamete, using a pattern to sort them.

Hope this helps!! :)
7 0
3 years ago
Living organisms contain many complicated molecules. Which of these is a reason that carbon is important in these molecules?
Flauer [41]
The answer is D) carbon forms both single and double bonds.
4 0
3 years ago
Read 2 more answers
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