2 years ago

Why is frog development susceptible to minor environmental changes? plz help

1 answer:

3 0

Answer:

They go through many developmental changes. ... Studies by independent researchers show a link between pesticides and frog deformities.

Explanation:

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Which of the following statements concerning carbohydrates associated with the plasma membrane is correct? (eText Concept 7.1)

Ksju [112]

Answer:

The correct answer is : * Membrane carbohydrates function primarily in cell-cell recognition.

Explanation:

The carbohydrates (poly or oligosaccharides) associated with the plasma membrane, are covalently bound to it (to proteins or lipids). They are found in the outer part of the plasma membrane forming the glycocalix. Its main functions are:

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3 years ago

Justin has type A blood and his wife Brittany has type B blood. Justin's parents both have type AB blood, and Brittany's parents

Ad libitum [116K]

Answer:

Option D

Explanation:

Given

Justin has type A blood . Both the parents of Justin has AB blood type

Brittany has type B blood and both the parents of Brittany has AB blood type

This make it clear that -

Genotype of Justin is AA

Genotype of Brittany is BB

Now if Justin is crossed with Brittany , following blood groups in offspring is possible -

AA * BB

AB, AB, AB, AB

Thus, none of the offspring will have A blood group. Thus the chances that Justin and Brittany's son has type A blood is $0$ %

Option D is correct

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4 years ago

What two tissues are found within a vein

Marizza181 [45]

Xylem and phloem are the two tissues that are found within a vein.

Xylem carries water, and phloem carries food, or glucose.

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When the body reacts to stop, or work in the opposite direction of, a stimulus, it is known as _____.

natka813 [3]

When the body works in the opposite direction it is know as Negative feedback

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I'm pretty sure it's C

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