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givi [52]
3 years ago
15

The process of moving toward an area due to chemical signals is called

Biology
1 answer:
Law Incorporation [45]3 years ago
7 0
I believe what you are looking for is Chemotaxis.
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Four groups of scientists, in different parts of the world, are dating fossils found in a rock layer of the same geologic time p
Mnenie [13.5K]

Answer:

The options are

Complex

Identical

Inconsistent

Non-testable

The Answer is Identical

Explanation:

The groups of scientists in different parts of the world who are dating fossils found in a rock layer of the same geologic time period. The findings have to have some common characteristics which links it to being in the same geologic time period.

This however validates the fossils having to be identical to match those found in other parts of the world.

3 0
3 years ago
What is the pair of disaccharides
Aneli [31]
A disaccharide (also called a double sugar or biose[1]) is the sugar formed when two monosaccharides (simple sugars) are joined. Like monosaccharides, disaccharides are soluble in water. Three common examples are sucrose, lactose,[2] and maltose.         


Disaccharides are formed by the condensation reactions of two simple sugar molecules.

5 0
3 years ago
Why are invasive species dangerous to the environment?
WINSTONCH [101]
They are dangerous to the environment because they have no natural competition. That being said they have nothing to keep their population in check, therefore, taking away food, and habits from all the other species. Thus, causing species to die out, which in turn ruins the food chain.
3 0
3 years ago
Caused by vasoconstriction of the dermal blood vessels
Marina86 [1]

Answer:

Pallor is caused by vasoconstriction of the dermal blood vessels

Explanation:

Pallor is paleness or wanness usually caused by vasoconstriction of the dermal blood vessels.


In other words. A deficiency in the color of the face.

6 0
2 years ago
NEED ANSWER
jolli1 [7]

Tay-Sachs disease is caused by mutations in the HEXA gene and inheritance is autosomal recessive . The HEXA gene gives the body instructions to make part of the beta-hexosaminidase A enzyme, which is needed to break down a substance called GM2 ganglioside.

i hope this helped! please mark me as brainliest and 5 stars >:)

7 0
3 years ago
Read 2 more answers
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