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masha68 [24]
3 years ago
11

What condition absolutely must be present in a population before evolution can act upon it ?

Biology
1 answer:
Alekssandra [29.7K]3 years ago
6 0

<h3><u><em>what condition absolutely must be present in a population before evolution can act upon it ?</em></u></h3>

<u><em></em></u>

<h3>Answer:</h3><h2><u><em>Genetic variation </em></u></h2>

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Beny mendorong kereta belanja dengan gaya sebesar 250 N
djverab [1.8K]

Menjawab:

a) 250N

b) 250Watt

Penjelasan:

a) Upaya yang dilakukan beny untuk mendorong gerobak tersebut setara dengan gaya yang diterapkan untuk mendorong beban. Oleh karena itu, Effort beny yang digunakan setara dengan 250N

b) Daya = Pekerjaan selesai / Waktu

Karena usaha yang dilakukan = Gaya × jarak

Daya = Gaya × jarak / waktu

Diberikan

Angkatan = 250N

Jarak = 50m

Waktu = 50 detik

Yg dibutuhkan

Power Beny melakukannya untuk mendorong keranjang belanjaan.

Daya = 250 × 50/50

Daya = 12500/50

Daya = 250Watt

Oleh karena itu, Benny menggunakan tenaga 250 watt untuk mendorong kereta belanja tersebut

6 0
3 years ago
In an ecosystem in Africa, lions are predators for zebras. The lion population increases, and they eat more zebras. This decreas
Setler79 [48]
When the population of the zebra decreases, the food for the lions decrease. So, the death rate of the lions would increase. It's all a balance. 

"A" 'The death rate of lions increases.' would be the correct answer.

I hope this helps!
~kaikers
7 0
3 years ago
Read 2 more answers
Match each brachial spinal nerve with the correct label.
Stels [109]

Answer:

yes those are the correct answers labeled.

Explanation: post protected

8 0
2 years ago
_____ are lipids that store energy and are typically composed of multiple building blocks containing three fatty acids attached
marta [7]

Answer:

Fats are lipids that store energy and are typically composed of multiple building blocks containing three fatty acids attached to a glycerol molecule.

Explanation:

Fats, because they are a group of natural molecules that includes fats, waxes, sterols, and fat soluble vitamins.  

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2 years ago
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<span>positive self talk is the best source of internal motivation.</span>
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3 years ago
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