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Leya [2.2K]
4 years ago
9

Please help me clearly 25 points mateee!!

Biology
1 answer:
Leona [35]4 years ago
4 0

3. IV:height of drop DV:height of bounce CV: type of ball, place where ball is dropped, climate/wind

4. IV: battery type DV: time that it lasts CV: age of batteries, age of material (flashlights), type of materials (flashlights), size of batteries

5. IV:depth of water DV: temperature CV: amount of water in lake, temperature, climate/season


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A capsule stain is described as a negative stain because the capsule itself __________. does not take up stain has a negative ch
KonstantinChe [14]

Answer:

Does not take up the stain.

Explanation:

Negative staining refers to the process wherein the unstained specimen is visualized under the darkly stained background.

One of the examples is capsule staining wherein the capsulated cells are stained with India ink or nigrosin dyes. The particles of these dyes stain the background blue-black but cannot enter the capsule.

Hence, the light-colored capsulated cells are visualized in the midst of the blue-black background.

6 0
3 years ago
What would be the consequences of the following?(A) A mutation of a promoter sequence such that the promoter is deleted.(B) A mu
balu736 [363]

Answer A)

The gene would not be transcribed. This is because the gene transcribing machinery would not be activated if the promoter sequence is not recognized. Transcription will not start.

Answer B)

The gene would not be transcribed. This will result in no RNA polymerase being formed. Hence, transcription and translation will not occur.

Answer C)

The mRNA would contain intron sequences, which would be translated into extra amino acids in the protein. A non- functional protein would be made.

5 0
3 years ago
Another name for a warm blooded animal is
OverLord2011 [107]

Answer: Animals whose body temperature is determined in part by the environment are called “ECTOTHERMS.”

Explanation: They can have quite a high body temperature by taking advantage of external conditions, such as basking in the sun to warm up. Animals, like humans, that control their body temperature internally are called “endothermic

5 0
3 years ago
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The following table of data shows the number of people in a class who have various hair colors: Brown 5 Black 7 Blonde 6 Red 2 W
Helen [10]
I would say that a bar graph will most helpful.<span>≧◡≦</span>
5 0
3 years ago
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DNA replication occurs in a cell in all of the following situations, EXCEPT when
Zepler [3.9K]
The answer is C. proteins are synthesized

Protein synthesis occurs after transcription and translation, right before DNA replication. Protein synthesis shows how enzymes and other proteins are formed from DNA. The sequence of events would look like this:

DNA replication --------------------------> RNA
--------------------------> Protein Synthesis
                                 transcription                       translation
3 0
3 years ago
Read 2 more answers
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