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sladkih [1.3K]
3 years ago
5

BIOLOGY HELP

Biology
1 answer:
iren [92.7K]3 years ago
4 0
D. Uracil which is what is use in RNa instead of thymine
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On a field trip, a student in a marine biology class collects an organism that has differentiated organs, cell walls of cellulos
Juli2301 [7.4K]

<u>The presence of </u><u>embryos </u><u>is the features would definitively identify this organism as a </u><u>land plant.</u>

How could you determine if a plant is heterosporous?

Male and female reproductive structures are located on separate plants.

What is embryo of plant?

Definition. (botany) A young, developing plant, such as the rudimentary plant inside the seed of higher plants or that inside the archegonium of mosses and ferns.

What is embryo and its function?

  • An embryo is an early stage of a multicellular organism's development.
  • Embryonic development is the phase of life cycle that starts right after the male sperm cell fertilizes the female egg cell in sexually reproducing animals.

What is Heterospory ?

Heterospory characterizes plants that produce spores of different sizes: megaspores and microspores which give rise to separate female and male gametophytes, respectively.

Learn more about embryos

brainly.com/question/1673695

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<u>The complete question is -</u>

On a field trip, a student in a marine biology class collects an organism that has differentiated organs, cell walls of cellulose, and chloroplasts with chlorophyll a. Based on this description, the organism could be a brown alga, a red alga, a green alga, a charophyte recently washed into the ocean from a freshwater or brackish water source, or a land plant washed into the ocean. The presence of which of the following features would definitively identify this organism as a land plant?

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Why will individuals have brown eyes rather than a blue eyes?
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Answer:

because of the parent's genes

Explanation:

6 0
3 years ago
The question is marked with red color. Please help me
Alexus [3.1K]

Answer:

Deserts

Explanation:

Short for desertification

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Many similar specialized cells working together make up an?
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<span> it makes a tissue: a group of similar cells that work together to perform a specific job in the body.</span>
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3. Which statement best describes the Richter scale? A. It's a test given to all geologists. B. It's a numerical system that mea
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The answer is B.  because Richter's scale is <span>a numerical scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations. </span>
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