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kati45 [8]
3 years ago
6

All life must maintain an internal balance, despite environmental changes. This is called

Biology
1 answer:
zubka84 [21]3 years ago
7 0
Ying and yang is the answer to the question
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A geneticist crossed pure breeding black mice with pure breeding brown mice. All the 992 mice in the F1 generation had black coa
uysha [10]

Answer:

C. An approximately three-to-one ratio of black to brown coated mice in F2 is accounted for by the black allele being dominant over the brown allele

Explanation:

Assuming the black genotype is BB and the brown genotype is bb.

At F1:

                 BB   x   bb = All Bb (black)

At F2:

                  Bb   x   Bb = BB (black), 2Bb (Black), bb (brown)

Th ratio of black to brown is 3:1

961 black : 317 brown is approximately 3:1.

Hence, the correct option is C.

<em>An approximately three-to-one ratio of black to brown coated mice in F2 is accounted for by the black allele being dominant over the brown allele</em>

4 0
3 years ago
Which of the following best describes a cladogram? 
Galina-37 [17]
The goal of a cladogram is to show relationships and evolutionary descent between species.
7 0
3 years ago
Which organelle would be found in higher concentrations in a muscle cell when compared to other cell types?
notsponge [240]
Mitochondria- it produces the energy for the cell. the muscle needs more energy because they are always functioning
3 0
3 years ago
Read 2 more answers
Single called organisms that love moisture
Butoxors [25]

Answer:

Single celled organism that love moisture is yeast.

Explanation:

Yeast is a single cell organism that is grouped with kingdom fungi. The commonly known yeast is <em>Saccharomyces cerevisiae </em>that is used for baking and brewing industry. Yeast fermentation requires moisture and a warm environment. The moisture and carbohydrates are hydrolyzed during fermentation process to the simple sugars.

5 0
3 years ago
Nuclear envelope forms at each pole spindle dissolves chromosomes uncoil. True or False
Doss [256]

Answer:

True.

Explanation:

There are four phases which occur during karyokinesis, these are -

  • Prophase
  • Metaphase
  • Anaphase
  • Telophase

Telophase is the last phase of karyokinesis. The main events that occur during telophase are-

  • Uncoiling of chromosome occurs
  • Chromatin is formed
  • Spindle breaks down
  • Nuclear membrane or nuclear envelope if reformed

Thus it is clear that the events that are mentioned in the question denote truly about the Telophase.

4 0
3 years ago
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