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AlekseyPX
2 years ago
10

Which is an example of a pioneer species?

Biology
2 answers:
weeeeeb [17]2 years ago
7 0

Answer:

Lichens

Explanation:

hammer [34]2 years ago
3 0

Answer:

lichen

Explanation:

Common examples of pioneer species include bacteria, lichen, mosses, and fungi.

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What is the origin of the Slate breed?<br>O<br>United States<br>O Mexico<br>O Asia<br>O Germany​
Dimas [21]

Answer:

2. Mexico

Explanation:

"The blue slate turkey is a rare, heritage turkey; turkeys were first domesticated in Mexico over 2000 years ago."

P.S Only source I could find.

6 0
3 years ago
_______ is a brain-imaging technique that shows us precisely which areas of the brain are active at a particular moment in time;
expeople1 [14]
The answer is "PET scan" or "PET-CT". 

PET scan or positron emission tomography uses the technology behind conventional CT scans but performs to quantify the function in specific parts of organs (i.e. brain). The patient will be given a positron emitting substance most commonly fluorodeoxyglucose or FDG via intravenous injection. After which, the patient will go to the PET machine and the PET machine will measure the positron emitted throughout the body. Positron is well correlated to the function of a specific part of an organ.
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3 years ago
A strain of a cereal grain can be either dark tan, medium-dark tan, medium tan, light tan, or cream colored. When a dark tan and
denis-greek [22]

Answer:

The correct answer is - 2 genes.

Explanation:

The number of genes involved in the coloration of the strain of cereal grain, could be either dark tan, medium-dark tan, medium tan, light tan, or cream-colored if all F1 are medium tan when crossed a dark tan crossed with cream-colored, can be calculated as follow:

suppose there are only two gene - TT dominant over tt and CC dominant over cc

then the cross would be - RRCC - rrcc

gametes - RC and rc

Cross F1: RrCc

Self cross in F2:

offspring by Punnet cross are:

RRCC  -->1/16  

RRCc,  RrCC .---> 4/16

RrCc, RRcc, rrCC--->6/16

rrCc, Rrcc--->4/16

rrcc ----> 1/16

thus, the correct answer is 2 genes

6 0
2 years ago
An organism’s niche is determined by its ,______ which is it’s physical environment
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The answer is Habitat. I'm 100% sure it is.
8 0
2 years ago
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A patient with type A blood is accidentally given a transfusion of type AB blood. Which of the following correctly describes wha
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<span> not  sure Type B antibodies are formed in response to the B antigens.</span>
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3 years ago
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