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AnnZ [28]
4 years ago
10

Why is it argued that speech is only possible in modern homo sapiens and not in homo erectus or homo neanderthalensis? the brain

wiring is not set up properly the capacity for language may be innate homo sapiens is the only species with a large enough oral cavity and a low enough larynx to allow for speech production. the areas for speech and sound recognition are not developed in other primates?
Biology
1 answer:
Oxana [17]4 years ago
4 0

Answer: homo sapiens is the only species with a large enough oral cavity and a low enough larynx to allow for speech production. 

<span>One line of evidence that speech only possible for modern homo sapiens is the anatomy of their throat. Speech depends on certain anatomical arrangements and the Homo sapiens is the only species with a large enough oral cavity and a low enough larynx that would allow speech.</span>

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Which statement accurately describes tectonic plate movement? Tectonic plate movement can be prevented with planning. Tectonic p
ira [324]

Answer:

The correct answer is Tectonic plate movement is a long-term environmental change.

Explanation:

When tectonic plates in the earth started to move, this process helped the planet to evolve and to shape the continents as exist today.

Different investigation teams have discovered that plates move approximately 2.5 centimeters per year. This movement is the key to the evolution of life and the development of the planet. This slow process involves mountain formation, rocks exposure, and chemical reactions that could stabilize the temperature on the earth´s surface for millions of years. And this stable weather is essential for the evolution of life. Plates movement carries carbon inside and outside of the planet, regulating the amount of carbon dioxide in the atmosphere (greenhouse effect). In this way, it can regulate the temperature. This regulation influence in precipitations,  chemical reactions that involve carbon release and minerals such as calcium, the water flow, volcanic eruptions, among other events. Plates tectonic is also responsible for life, as weathering and mineralization of the rocks release elements and nutrients that are necessary for the life of different organisms.    

So, up to this point, we can say that tectonic plates movement can not be prevented with planning, it does cause environmental change by regulating temperature, and hence it affects organisms.

There are short term effects and long term effects provoked by tectonic plates movement. Earthquakes are examples of short term effects, while mountain formation, ocean formation and, clime regulation are examples of long term changes.

Plates tectonic movement is a very slow process, that might last many years. The Andes formation, for example, started approximately 200 years ago, and these mountains are still rising. The subduction process has not finished as the plates are still moving.  

5 0
3 years ago
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Which effects are most likely to result from the
Crazy boy [7]

Answer:

all of the above

Explanation:

7 0
3 years ago
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The Rocky Mountains a. lie east of the Sierra Nevada. b. are part of the Grand Canyon. c. are west of the Mississippi River. d.
Umnica [9.8K]
The Rocky Mountains are a major mountain range located in the American Midwest that span more than 3000 miles. both a and c are correct. They are not part of the grand canyon.
6 0
4 years ago
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If we examine the diagrams of mitosis and meiosis, we see that in both cases, DNA replication occurs. Yet one process
Ymorist [56]

Answer: B Meiosis is followed by fertilization: the union of gametes to create a diploid zygote.

Explanation: Fertilization does enhance genetic variation, but not of daughter cells. It enhances genetic variation in offspring. That means two parents could have four children with a variety of traits, such as different eye color or different heights. Meiosis enhances genetic variation through the reduction of chromosomes number, crossing over, and independent and random assortment of chromosomes.

6 0
3 years ago
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___________________ is a genetic disorder that often results in calcification of the amygdala and surrounding anterior medial-te
Vesna [10]

Urbach-Wiethe disease is a rare genetic disorder that can cause calcification of brain tissue in the temporal lobes; this calcification can cause damage to the amygdalae.

<h3>What are the symptoms of Urbach-Wiethe disease?</h3>

The symptoms of the disease vary greatly from individual to individual.

They may include a hoarse voice, lesions and scarring on the skin, easily damaged skin with poor wound healing, dry, wrinkly skin, and beading of the papules around the eyelids.

<h3>What part of the brain does Urbach-Wiethe disease affect?</h3>

(1994, 1995) investigated a patient suffering from Urbach–Wiethe (UW) syndrome, a very rare autosomal recessive disease, which produces bilateral calcifications in the anterior medial temporal lobes, especially of the amygdalae, in 50–75% of cases (Newton et al., 1971; Staut and Naidich, 1998).

Learn more about Urbach-Wiethe disease here:

<h3>brainly.com/question/7224949</h3><h3 /><h3>#SPJ4</h3>
5 0
2 years ago
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