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Sladkaya [172]
3 years ago
12

How is the circulatory system similar to a road-and-highway system?

Biology
1 answer:
WINSTONCH [101]3 years ago
6 0

The circulatory system is similar to a road & highway system because the circulatory system is a way for nutrients and other stuff to flow through to your muscles, brain and organs (The nutrients and stuff are like cars). The blood veins, and vessels are like the roads that direct the stuff to the places they need to be.
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Can someone please help me!! it’s urgent!!
ArbitrLikvidat [17]

Answer:

c. organisms are better adapted to an environment.

Explanation:

With natural selection the parent gives of a gene that is better suited for survival in an environment.

6 0
3 years ago
Shell color in clams is thought to be controlled by three different genes (each with two alleles). Shell coloration runs a range
sergejj [24]

The correct answer is A. Quantitative traits

Explanation:

In genetics, quantitative traits refer to traits or phenotypes (observable traits) that depend on many factors including multiple genes and actions in the environment. These traits differ from other traits because the traits tend to be more diverse in a population. In the case presented, the shell color in clams is an example of a quantitative trait because this phenotype is the result of three different each and each gene contains two alleles which means the color depends on many factors. Additionally, as most quantitative traits there is a higher variation in the phenotype considering clams can have different hues.

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3 years ago
When calculating population growth
Oduvanchick [21]

Answer:

B. How soon the organism is able to reproduce.

4 0
3 years ago
How is groundwater formed?
Helen [10]
I think answer might be d.
3 0
3 years ago
Read 2 more answers
What is the lithosphere pressure
miskamm [114]

Answer:

What is the pressure on the Lithospheric Mantle? The density of the lithosphere varies depending on temperature, depth and age. At about 50 kilometers (30 miles) below the Earth's surface, density measurements reach 200,000 pounds per square inch (13,790 bars)

Explanation:

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