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butalik [34]
3 years ago
11

What is the specific function of a heterocyst cell of an Anabanea filament?

Biology
1 answer:
murzikaleks [220]3 years ago
3 0
Heterocyst-forming cyanobacteria differentiate highly specialized cells to provide fixed nitrogen to the vegetative cells in a filament. In the presence of a source of combined nitrogen such as nitrate or ammonium, Anabaena PCC 7120 grows as long filaments containing hundreds of photosynthetic vegetative cells.
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How is a protein different from a polypeptide ?.
Katarina [22]
Proteins and polypeptides are different because of their structure makeup. Proteins do not have an amino acid as their monomer. A polypeptide is made up of many polymer bonds, where a protein is not. The peptide bonds are made of amino acids, which again, proteins do not have.
5 0
3 years ago
Complete the passage to describe sexual reproduction.
hoa [83]

Answer:

reproductive cells, or sex cells are called GAMETES

female reproductive cells are called EGGS

male reproductive cells are called SPERM

Explanation:

8 0
3 years ago
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What % of all photosynthesis is done by algae?
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Photosynthesis is the process by which organisms use sunlight to produce sugars for energy. Plants, algae and cyanobacteria all conduct oxygenic photosynthesis 1,14. That means they require carbon dioxide, water, and sunlight (solar energy is collected by chlorophyll A).

7 0
4 years ago
A key feature of animal body plans is that they can show multiple types of symmetry for example a dog would represent bilateral
nevsk [136]

Answer:

A key feature of animal body plans is that they can show multiple types of symmetry. [ For example, a dog would represent bilateral symmetry while a jellyfish and other Cnidarian would represent: radial symmetry

Explanation:

3 0
3 years ago
Are gorillas vertebrates
meriva

Answer:

Yes.

Explanation:

Gorillas are "indeed vertebrates," vertebrates are animals that have a back bone plus spinal column. Vertebrates consist of Mammals, birds, reptiles, and fishes. Gorillas have fur which makes them a mammal which makes them a vertebrate.

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