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lesya692 [45]
4 years ago
13

Which image shows a cell with condensed chromosome image b or image a

Biology
1 answer:
Triss [41]4 years ago
8 0
Imag3 A. Chromatin fibers are packaged by proteins into a condensed structure called chromatin. ... Chromatin allows the very long DNA molecules to fit into the cell nucleus. During cell division chromatin condenses further to form microscopically visible chromosomes. The structure of chromosomes varies through the cell cycle.
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In absence of oxygen yeast cells can obtain energy by fermentation resulting in the production of what
Troyanec [42]

Answer:

Anaerobically (in absence of oxygen), yeast cells may obtain energy by fermentation, resulting in the production of ATP, CO2 AND ETHANOL.

Explanation:

This is called ethanol fermentation or alcoholic fermentation where sugars such as glucose, fructose, and sucrose is converted into cellular energy (ATP), producing ethanol and carbon dioxide as by products.

4 0
3 years ago
A bacterial cell usually contains a single loop of DNA that is located in the cytoplasm of the cell and is not surrounded by a n
Verdich [7]

Answer: A is the correct answer.

because for the treatment of one type of diabetes insulin should be provided but isolation of insulin and production is so costly.

but as DNA recombination has developed we can use bacterial replication system to produce insulin. they replicate very fast so large amount of insulin will be produced and then it can isolated.

but we also know that insulin of bacteria needs some modification before it can be used in human.

if want more info ask here. hope it helps.

7 0
3 years ago
How many bases are in a codon
noname [10]
There are three bases, I think
8 0
3 years ago
Read 2 more answers
The production of sperm begins at puberty when spermatogonia undergo meiosis I to form primary spermatocytes, which then undergo
worty [1.4K]

Answer:

False

Explanation:

  • Primary spermatocyte is produced by mitotic division of spermatogonia cells not by meiosis 1 and thatswhy primary spermatocyte is dipploid..
  • Primary spermatocytes goes to Meiosis I and produce secondary spermatocytes.
  • Secondary spermatocytes goes to meiosis II to produce round spermatids.
  • Spermatids form the spermatozoa ( a complete mature sperm cell).

6 0
3 years ago
Read 2 more answers
An organism’s _____ includes the type of food it eats, how it obtains its food, and what its predators are.
monitta
An organism's niche includes the type of food it eats, how it obtains its food, and what its predators are. Here is a quizlet website that has more answers to questions like this one: https://quizlet.com/81207203/section-4-2-review-flash-cards/

Your answer is: Niche 

Have an amazing day my friend!

7 0
4 years ago
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