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Kitty [74]
2 years ago
13

The first experiment to produce "protocells" came from compounds found where?

Biology
1 answer:
masya89 [10]2 years ago
6 0
B. i guess ! don’t mind this brainly told me to put 20 characters.
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The nucleus of prokaryotic cells are represented by what?​
Alisiya [41]

Answer:

Nucleoid

Explanation:

Prokaryotes are unicellular organisms that lack organelles or other internal membrane-bound structures. Therefore, they do not have a nucleus, but, instead, generally have a single chromosome: a piece of circular, double-stranded DNA located in an area of the cell called the nucleoid.

8 0
3 years ago
The megasporangium in a pine cone is surrounded by an integument with a small opening called the?
zhannawk [14.2K]

The megasporangium in a pine cone is surrounded by an integument with a small opening called the micropyle.

Integuments in flowers are the maternal tissues or having a maternal beginning, as they originate from the ovular tissue or chalazal tissue (part of the lady reproductive gadget of a flower). A time period integument merely refers to the protecting layer. In terms of botany, an integument is a layer encircling the ovule.

A mature ovule consists of a meal tissue included by means of one or destiny seed coats, called integuments. A small establishing (the micropyle) within the integuments permits the pollen tube to enter and discharge its sperm nuclei into the embryo sac, a large oval cellular in which fertilization and improvement arise.

Learn more about integument here: brainly.com/question/2801375

#SPJ4

3 0
1 year ago
Which of the following is the correct sequence of events in the origin of life? formation of protobionts (protocells) synthesis
Bess [88]
II, III, I, IV

Hope this helps!
8 0
3 years ago
Read 2 more answers
What is phenotype?
svp [43]

Answer:

The physical visible appearance an allele gives an organism

Explanation:

3 0
3 years ago
Which represents a strand of RNA bases? CAAGGTCTC AGGTTCACA CAAGGUCUC TGGAACTCA.
alexira [117]

Answer:

CAAGGUCUC

Explanation:

In an RNA strand, the bases would be Thymine, Uracil, Guanine and Cytosine.

The difference in the bases between  DNA and RNA is that in RNA the complementary base of thymine is uracil, but in DNA the complementary base of thymine is adenine.

8 0
2 years ago
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