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ale4655 [162]
3 years ago
14

BRAINLIESTTTT ASAP!!! PLEASE HELP ME :)

Biology
1 answer:
alexgriva [62]3 years ago
6 0

A) A metal forms a + charged ion, so D2+

B) A nonmetal forms a - charged ion, so A-

C) C2-

D) B+

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The poison-arrow frogs (genus dendrobates) of tropical america are all brightly colored and have very similar patterns. each spe
g100num [7]

The answer is Mullerian mimicry.

Mullerian mimicry is a kind of mimicry in which two or more poisonous animals generate identical presences as a shared protective tool. The theory behind this is that if a predator learns to avoid one of the poisonous species, it will also avoid the mimic species as well.

It is a natural process in which two or more often repugnant species, which may or may not be closely associated and share one or more common predators, have started to mimic each other's cautionary signals, for their communal benefit, as predators eventually learn to avoid all of them.

3 0
4 years ago
Julie has been working in the laboratory with a new antibiotic. First, she placed an
frez [133]

Answer:

contractile vacuole.

Explanation:

Contractile vacuole is an organelle which is damaged from the antibiotic and as a result the cell burst. The main function of contractile vacuole is to regulates the quantity of water inside the cell. If the contractile vacuole is damaged so it does not regulate water required by the cell as a result more water enters inside the cell which results in the bursting of the cell.

8 0
3 years ago
What is the main energy source that drives global climate?
marusya05 [52]

Answer:

<em>The correct option is A) solar energy</em>

Explanation:

Solar energy can be described as the energy which comes from the Sun. This energy drives many chemical reactions such as the reactions of photosynthesis and for generating electricity.

The solar energy is thought to meet the potential of all energy required in the future. The solar energy is the reason for all the climatic conditions which arise in a particular area.

7 0
4 years ago
Summary of gene expression starting with DNA anding with proteins.
madreJ [45]

Answer:

Normally, transcription begins when an RNA polymerase binds to a so-called promoter sequence on the DNA molecule. ... Some regulatory proteins affect the transcription of multiple genes. This occurs because multiple copies of the regulatory protein binding sites exist within the genome of a cell.

Explanation:

6 0
3 years ago
1. To understand DNA replication, we need to understand
soldier1979 [14.2K]

Answer:

So that each cell has a full copy of DNA

Explanation:

6 0
2 years ago
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