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DIA [1.3K]
2 years ago
7

How many hydrogen atoms are present in each water molecule?

Biology
1 answer:
m_a_m_a [10]2 years ago
7 0

Answer:

C. 2

Explanation:

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Chemoautotrophy is unique to prokaryotes because eukaryotes cannot use inorganic compounds as a chemical energy source. false tr
creativ13 [48]

Answer: True

Explanation: Like all living things, prokaryotes need energy and carbon. They get energy from inorganic chemical compounds.

Chemoautotrophs are organism that utilizes inorganic molecules to supply energy for the organism, and use carbon dioxide as a carbon source. Chemoautotrophs are mostly prokaryotes that break down hydrogen sulfide and ammonia.

Most Eukaryotes cannot utilize these inorganic molecules as energy source.

3 0
3 years ago
Which phrase accurately characterizes sexually transmitted infections (STIs)?
enyata [817]

Answer:

Are caused by bacteria viruses or parasites

Explanation:

not all cause visible symptoms

it would not be a sexual transmitted infection if not caused by sexual contact

STIs can be contracted by men and women

3 0
3 years ago
Read 2 more answers
Which title best completes this diagram?
8090 [49]

Answer:

elements of a civilization

Explanation:

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7 0
3 years ago
What are the major parts of a cell? ​
sattari [20]

Answer:

A cell consists of three parts: the cell membrane, the nucleus, and, between the two, the cytoplasm. Within the cytoplasm lie intricate arrangements of fine fibers and hundreds or even thousands of miniscule but distinct structures called organelles.

Explanation:

6 0
3 years ago
What is the answer to this question?
Ierofanga [76]

adaptations.

Natural selection leads to traits called adaptations, which improve an organisms ability to survive and reproduce.

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