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zysi [14]
2 years ago
6

Prokaryotes contain all all of the following except ___.

Biology
2 answers:
Anton [14]2 years ago
3 0

The answer is B. a nucleus.

Prokaryotic cells do not have a nucleus. They have ribosomes, a cell membrane, a cell wall, and DNA, but lack a nucleus. Prokaryotes also don't have mitochondria or chloroplasts and generally lack organelles.

Bingel [31]2 years ago
3 0

Answer:

A nucleus. (Ans. B)

Explanation:

Prokaryotes are a unicellular organism that lacks a nucleus and other cell organelles due to the absence of internal membranes. The prokaryotic cell membrane is made up of phospholipids and the cytoplasm contains ribosomes, which carry out protein synthesis and a double-stranded DNA chromosome (which is circular in structure).

They are reproducing through asexual reproduction mainly through binary fission. They have various shapes, four basic shapes of bacteria are:

1) Cocci

2) Bacillus

3) Spiral bacteria

4) Vibrio

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rewona [7]

Answer:

smaller

Explanation:

organs which are made up of tissues, and are therefore larger than tissues. ... They are therefore larger than organisms.

5 0
2 years ago
MAIN IDEA: Life depends on hydrogen bonds in water. Choose whether the statement is true or false. 1. true / false Polar molecul
sukhopar [10]

Answer:

1. False

2. True

3.True

Explanation:1. Polar molecules have two regions but the regions are with a partial +tive charge and a partial -tive charge

2. Water is a polar molecule because of the partial +tive and partial -tive charge hence it dissolves polar solute(solute with ions)

3.The more electronegative region bonds with an electrophile to form a weak bond(Hydrogen bond)

5 0
3 years ago
A lichen is a combination of fungus and algae that lives on the sides of trees, rocks, and other materials. The fungus provides
Softa [21]

Answer:

Mutualism

Explanation:

Organisms in an ecosystem interact with one another from time to time. The close interaction between two organisms is referred to as SYMBIOSIS. Symbiosis is of different types depending on the how it affects the involved organisms. The example in this question depicts MUTUALISM.

Mutualism is the type of symbiotic relationship between two organisms in which both organisms benefit from the relationship. This is the case of the LICHEN, which involves the Algae and Fungi. The algae benefits by making use of the water and minerals supplied by the fungi while the fungi benefits by using the food the algae produces via photosynthesis.

8 0
3 years ago
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Helga [31]

Answer:

A

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Ish an adult because I see those on the ground a lot.

Just likes leaves!

7 0
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During the day, plants use the carbon dioxide they produce for
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