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kirza4 [7]
2 years ago
15

PLEALES HELP NOW!

Biology
1 answer:
andreyandreev [35.5K]2 years ago
7 0

Answer:a runner positioned at the start line...

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ENERGY IN THE ECOSYSTEM QUESTION 15 POINTS.
Alenkasestr [34]
Decomposers break down dead organisms and other organic wastes and release inorganic molecules back to the environment. Food chains and food webs are diagrams that represent feeding relationships. They model how energy and matter move through ecosystems
4 0
3 years ago
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Give two differences between permanent and merystamitic tissues​
emmasim [6.3K]

Answer:

Permanent tissue consist of more than one time of cell and all are differeniated but meristemic tissue consist of undiffereniated cells.

Meristemic cells are simple but permanent cells are complex in nature.

Meristamic cell responsible for primary and secondary growth and permanent tissue helps in overall growth of plants

Explanation:

4 0
3 years ago
Hershey and Chase used radioactive isotopes to label different parts of the phage. They grew one batch of phage in the presence
AlekseyPX

The sulphur would lable the capsule and the phosphorous the nucleic acid.

<h3><u>Explanation</u>:</h3>

Hershey and Chase experiment included growing of the pages in two batches, one in presence of 35S and other in presence of 32P. They then infected bacterial cells with these phages, cleaned them and then centrifuge the cells to isolate the marked elements in bacterial cells.

This was done to isolate which part of the phage is actually infective. Sulphur being a part of the proteins will mark the capsule whereas DNA having the phosphate bridges will be marked by 32P.

5 0
3 years ago
Captive-bred trout reduce the fitness of wild populations, Relative fitness Wild Captive Captive Wild Wild Captive What statemen
N76 [4]

Answer:

A) The gene flow between hatchery-reared and wild populations is leading to a decline in fitness of wild populations.

Explanation:

<u>we have relative fitness at its greatest in trouts whose parents are wild x wild. crossing the wild with hatchery reared causes a decrease in the fitness of the troutgene flow is the exchange of genes between two different breeds. the wild is a greatly diverse breed and it is highly adaptive. while the hatchery reared is less adaptive.when these two breed less fit alleles will then be transferred to the wild</u>

therefore option a answers the question

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3 years ago
How do plants transfer energy from light to sugar molecules?
vichka [17]
The stem
they get sun water and air separated it and put it back together
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3 years ago
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