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stealth61 [152]
3 years ago
13

What problems would you expect to observe in an ecosystem without primary consumers?

Biology
1 answer:
Amiraneli [1.4K]3 years ago
5 0
Population decrease and extinction
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Our lungs work because of a change in ________________________________. This is caused by the diaphragm moving up and down.
algol13

Answer:

inhalation and exhalation

Explanation:

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3 years ago
Which of the following statements is true according to Mendel's law of segregation?
musickatia [10]

Answer:

D. Offspring only receive one version of their parents' traits.

Explanation:

To be specific, they receive on version of each parent. Traits are segregated during gamete formation, where one version of the trait comes from one parent, and the other version of that same trait comes from the other parent. When they join during fertilization, a new organism is made through the combination of the traits. However, the trait that will be expressed, according to Mendel, would be the one that is dominant.

3 0
3 years ago
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You have a rectangular block of wood measuring 4 cm long, by 3 cm wide, by 3 cm high. What is the volume of this block of wood i
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Answer:

36 cm

Explanation:

4x3= 12

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12x3= 36 cm

4 0
2 years ago
Smog damages everything but plants.<br> a. True<br> b. False
Maurinko [17]
The answer is b. False.

Smog is named for the mixture of smoke and fog. It is an air pollutant. It is able to affect human health and environment, as well. Smog affects plant by inhibiting photosynthesis which leads to reduced growth, reproduction, and survival of the plants. It can make them more susceptible to disease or to cause drying out.
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3 years ago
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Where do homologous chromosomes exchange genetic material through crossing over?
zvonat [6]

Answer: C) Centromeres

Explanation: Centromeres are involved in crossing over, none of the other ones are.

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3 years ago
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