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Nana76 [90]
3 years ago
9

Why can even low levels of a toxin have serious effects, if the toxin doesn't break down easily, like mercury?

Biology
1 answer:
yawa3891 [41]3 years ago
5 0

Answer:

below

Explanation:

also depends on the immune system some people it'll effect greater due to a weaker immune system

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A student discovers a mat of green organisms living along the edge of a stream and suspects it is a moss. To confirm that this o
spin [16.1K]

Answer:

He should look out for tiny leaf-like structures which mosses possess but algae does not .

Explanation:

In general, moss looks fibrous, feathered or latticed when viewed up close. Carpets of moss are springy to the touch. When germinating, moss puts up thin stems sometimes with leaves on top and reproductive spores. Algae have no threadlike structures or leaves. Instead, algae spread as a clump of living cells. Because algae usually grow in wet environments, they look like a slimy, wet mass, often green in color. Both moss and algae may appear green or brown depending on species and the dryness of the conditions.

4 0
4 years ago
How many copies of a dna molecule result from two replications of a single dna molecule?
zlopas [31]
The answer to the given question above would be FOUR. The number of copies of a DNA molecule that results from two replications of a single DNA molecule is FOUR. Since there are two replications, this makes the DNA molecule four. Hope this answers your question. 
8 0
3 years ago
EXPERT HELP EXPLAIN THE ANSWER:
Ber [7]

The answer is most likely D.

8 0
3 years ago
Read 2 more answers
Give an example of an organ that is included in more than one organ system. How does the organ's functions offer a unique contri
MAXImum [283]

Answer:

The correct answer is - ovaries.

Explanation:

Ovaries are organ which plays a distinct role in two different organ system and both roles of the organ are essential. Ovaries not only produces egg in the reproductive system but also produces the hormone which is part of the endocrine system.

The endocrine system is a system of chemical messengers which depends on the feedback loop to release the chemical messenger or hormone directly to the circulatory system, ovaries are part of this system as it produces a hormone.

7 0
3 years ago
Please help! Its for a grade and im confused.
Arturiano [62]

From point W to point Z, the ball is B- Potential energy was transformed to kinetic energy. We know this because, at point W, the ball is in its potential form, it has the potential to roll but it has not yet started to. As we let the ball go, we turn that potential energy into kinetic energy, which is the energy that it has due to its motion.

I hope I've helped! :)

4 0
3 years ago
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