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vaieri [72.5K]
2 years ago
13

NEED HELP!!!!!!!!!!!!!!!!!!!!!!!!!

Biology
1 answer:
Svetradugi [14.3K]2 years ago
6 0

Answer:

true

terrestrial planets

true

true

true

false

I am not sure about the last one

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How does pollination take place in parts of the world where there is no pollination
Romashka-Z-Leto [24]
The wind, or bees and butterflies carry the pollen to places where it is obsolete.
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3 years ago
If we have a plate that has 2500 colonies on it, can we use this plate to calculate CFU's
AleksAgata [21]

No, the solution with bacteria in it needs to be diluted in order to be in the range of 30 – 300.

A colony-forming unit –CFU is used to estimate the number of viable (ability to divide by binary fission) microbes in a sample.  

A sample of microbes is diluted and spread on a plate. Then, the number of colonies is counted, assuming that each colony have grown from a single colony-forming unit, or CFU.

Plates with more than 300 colonies are difficult to count while those with less than 30 colonies give statistically unreliable numbers of colonies to count.

6 0
3 years ago
Assume that in squashes the difference in fruit weight between a 3-lb type and a 6-lb type results from three independently segr
3241004551 [841]

Answer:

F1: Aa Bb Cc: 4.5 lbs

F2: Too many to list: Between 3 lbs and 6 lbs

Explanation:

F1: Aa Bb Cc, will be the genotypes and will weigh 4.5 lbs, the reason for that is because each capital letter allele adds half a pound to the base weight of 3 lbs.

F2: There are many different genotypes that can be present in the second generation, for example (AA BB CC, AA BB Cc, AA BB cc, etc.) each of which will allow the plant to grow to a certain height. The majority of phenotypes will be 4.5 lbs. There will be one who is AA BB CC, and another one person who has the code, aa bb cc.

8 0
3 years ago
Am i right?? //<br> if not what is the correct answer?
IRINA_888 [86]

Answer:

You are correct

Explanation:

4 0
3 years ago
Read 2 more answers
What do all forms of transport have in common?
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Active transport requires energy from the cell. It occurs when substances move from areas of lower to higher concentration or when very large molecules are transported. Types of active transport include ion pumps, such as the sodium-potassium pump, and vesicle transport, which includes endocytosis and exocytosis.
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3 years ago
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