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Ira Lisetskai [31]
3 years ago
9

In which phylum do we see plants with lignin, vascular system but no seeds?

Biology
1 answer:
andre [41]3 years ago
4 0

Answer is the phylum is Pteridophyta. Pteridophytes are first land plants, examples ferns, <em>Lycopodium, Selaginella. </em>Members have liginified cells and developed conducting tissues called vascular system to conduct water and synthesized food. They reproduce through spores, seeds do not develop in pteridophytes.

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I thinking like its 2,4,5

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3 years ago
Mental processes such as thought, language, memory, and speech are processed in the ______ areas of the cerebral cortex.
xxMikexx [17]

Answer:

Frontal lobe

Explanation:

They areas of the cerebral cortex is divided into major four compartments.

  • The frontal lobe
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The frontal lobe is situated at the anterior part of the brain whose main function is required in handling of mental processes such as thought, language, memory and speech. With the aid of the frontal lobe, we are able to think, communicate and process information.

The temporal lobe which is located beneath the frontal,parietal and occipital lobe helps to fine tune sounds and plays an integral role in hearing.

The parietal lobe is found at the back of the frontal lobe and also just above the temporal lobe helps to maintain body balance and trigger the body in cases of alertness.

The occipital lobe is located at the posterior region of the brain whose main function is reserved for visual perception.

8 0
3 years ago
Kathleen is testing a mixture containing a certain substance. She takes a sample from the top and the bottom. The sample from th
Nat2105 [25]

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7 0
2 years ago
A therapist at a free university clinic treats elementary school children with behavior problems who are referred by a social se
Ivanshal [37]

Answer:

The correct answer is - option A.

Explanation:

The parental permission is necessary to according the law in behalf the children for their participation in a clinical research or their clinical therapy data or records in a clinical therapy.

The best answer among all of the options is option a that is that parental permission is required due to the chances of the children might experience the pressure of the prior relationship with the therapist.

Thus, the correct answer is - option A.

6 0
3 years ago
Why do plants look green?
Alja [10]

Answer:

The longer answer lies in the details of photosynthesis, the electromagnetic spectrum, energy and “special pairs” of chlorophyll molecules in each plant cell. ... As such, plants look green because they absorb red light most efficiently and the green light is reflected.

Explanation:

Green plants are green because they contain a pigment called chlorophyll. Chlorophyll absorbs certain wavelengths of light within the visible light spectrum. ... Green light is not absorbed but reflected, making the plant appear green. Chlorophyll is found in the chloroplasts of plants

4 0
2 years ago
Read 2 more answers
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