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podryga [215]
3 years ago
13

Scientists have concluded that large mammals, such as the woolly mammoth, roamed the earth before the ice age. How do we know th

at the woolly mammoth was alive in the ice age?
Biology
2 answers:
Leviafan [203]3 years ago
8 0
The correct answer is A.) Fossils
EleoNora [17]3 years ago
6 0
Layers of fossils in pillars, the rock covering them is dated and we get an exact time of each layer. 
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Barbara has curly hair. Her genotype for this trait is CC. What do you infer from this?
Anvisha [2.4K]
<span>Alleles are usually represented by three different methods using two alphabets; when the two alphabets are small letters, it means that both alleles are recessive; when the two alphabets are capital letters, it means that both alleles are dominant and when one of the letter is capitalized and the other a lower case, it means that one of the allele is dominant while the other is recessive. Genotype CC means that the two alleles for curly hair are dominant.</span><span />
5 0
3 years ago
A radioactive material has a half-life of 30 days. You begin with 4 grams of radioactive material.
mario62 [17]

Answer:

a. 0.5 grams b. 0.25

Explanation:

Just use the half-life formula(I linked it below)

a. 4(1/2)^90/30=1/2

b. 4(1/2)^120/30=1/4

3 0
3 years ago
Will give brainlist if u help
EleoNora [17]

Answer:

Repetition

the act of repeating, or doing, saying, or writing something again; repeated action, performance, production, or presentation. repeated utterance; reiteration. something made by or resulting from repeating.

Replication

duplicate, repeat replicate a statistical experiment replicated his mentor's writing style. intransitive verb.

Empirical evidence is the information received by means of the senses, particularly by observation and documentation of patterns and behavior through experimentation. The term comes from the Greek word for experience,

I hope it helps

6 0
3 years ago
Which describes the flow of energy in a food chain?
Archy [21]
D. because the sun grows the grass the mouse eats the grass and the snake eats the mouse...
8 0
3 years ago
What does the pH scale measure and why is this important?
creativ13 [48]

Answer: The pH scale measures whether there is more hydroxide or hydronium in a solution.

Is important because it tells you how basic or acidic the solution is.

Explanation:

4 0
2 years ago
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