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Zigmanuir [339]
3 years ago
6

Can you define chromatid

Biology
1 answer:
Blababa [14]3 years ago
8 0
Chromatid means each of the two threadlike strands into which a chrosome divides longitudinally during cell division. Each contains a double helix of DNA
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The diagram below shows the changes in skull structure from early hominids to
Vlada [557]

Answer: Its smaller jaw bone

Explanation: Just look at the picture

7 0
2 years ago
Food webs such as the one shown were first used in 1927 by the animal ecologist charles elton. the food web below represents the
Schach [20]

Answer:

Zooplankton

Explanation:

The correct answer here would be the zooplankton. (see the attached image)

<em>Due to the important position of the Zooplankton in the food web, any change in the environment that removes them will cause the most instability in the ecosystem. </em>

<em>Five different organisms within the food web directly depend on the zooplankton for their food four of which have no any other option. Removal of zooplanktons from the environment will directly affect these organisms and this will throw the entire food web into disarray.</em>

5 0
3 years ago
A bottle of concentrated 20 M ammonia solution needs to be diluted to
storchak [24]

Answer:

The aim of question is to know about molarity of ammonia solution 25% . ... If you have 17 g NH3 in 1000 ml H2O, you have a 1M NH3. ... Can you not titrate it using standardised acid? ... Mass concentration of ammonia in stock solution = ... So 1 M means 35.04gr in a liter of water and because the solution ...

9 answers

·

Top answer:

The ammonia solution (NH3) of 25% means 25 gr NH3 in 100 ml water.

Explanation:

7 0
3 years ago
2) Explain the relationships among an organisms <br> environment, adaptations,<br> and evolution.
seropon [69]

Answer:

Organisms are part of an environment and are continually adapting to the changes to live. These environmental changes and the adaptation play a major role in evolution of organism.

Explanation:

5 0
3 years ago
How does the closing of the stomata limit photosynthesis?
ycow [4]

Answer:

Stomata opens to intake carbon dioxide in the presence of light there by allowing the process of photosynthesis during the day time.

Explanation:

The gaurd cell of the stomata play an important role in regulating the photosynthesis. During the day time, the stomata is open which allows intake of carbon dioxide from atmosphere. Carbon dioxide is very essential for the process of photosynthesis. Thus, during day time when stomata is open photosynthesis takes place while during night time when stomata is closed photosynthesis do not occur. Also the stomata regulate the loss of water from the leaves thereby ensuring availability of sufficient water molecules at the time of photosynthesis.

8 0
2 years ago
Read 2 more answers
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