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ser-zykov [4K]
3 years ago
11

Why do scientists consider vestigial structures as an evidence for evolution

Biology
1 answer:
gtnhenbr [62]3 years ago
7 0

Answer:

it so diffcult pls another

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If you cross a black hamster and a white hamster their offspring are gray. if you cross two gray hamsters, what percent of their
Vsevolod [243]
Since proven by the information giving the offspring will be 100% Gray 0% white So clearly gray is dominant in this situation <span />
5 0
4 years ago
In the United States, mothers who live in poverty generally have babies with lower birthweight than those who do not live in pov
earnstyle [38]

Answer:

The correct answer is paired sample t-test.

Explanation:

Based on the given information, the mothers living in poverty in the United States give birth to underweight babies. The average weight of the babies given birth by women living in poverty is 2.8 kg. To examine the efficacy of a novel prenatal care program, a test was conducted by the CDC in which 30 mothers living in poverty and the weights of their babies were recorded.  

As the test is conducted in pairs, thus, paired sample t-test would be the appropriate hypothesis test. The paired t-test is performed when the dependent variable is measure spontaneously. In the given case, the women participating in the program and the number of babies with less birth weight are examined in pairs. Thus, as the sample are paired together, the correct answer would be paired sample t-test.  

6 0
4 years ago
Within a large pedigree, a trait occurs approximately equally among males and females and affected offspring always have at leas
kupik [55]
The matrix born with the trait
5 0
4 years ago
Which base does RNA have that DNA does not have?
Dmitrij [34]

Answer:

Uracil "U"

Explanation:

RNA shares Adenine (‘A’), Guanine (‘G’) and Cytosine (‘C’) with DNA, but contains Uracil (‘U’) rather than Thymine.

4 0
3 years ago
One support of the behavioral perspective is that it is backed by strong and extensive research. please select the best answer f
icang [17]

The statement one support of the behavioral perspective is that it is backed by strong and extensive research is definitely true.

<h3>What do you mean by Behavioral perspective?</h3>

Behavioral perspective may be defined as the process of all acting throughout life as a result of some form of motivation or incentive.

The behavioral perspective always deals with the behavior of an individual with respect to any stimulus, which may be directly or indirectly associated with that individual.

Therefore, statement one support of the behavioral perspective is that it is backed by strong and extensive research is definitely true.

To learn more about the Behavioral perspective, refer to the link;

brainly.com/question/1351228

7 0
2 years ago
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