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AleksAgata [21]
4 years ago
9

How does one determine when an ecosystem is in "balance"?

Biology
1 answer:
olga nikolaevna [1]4 years ago
4 0
A example could be when both predators and prey are even. Not too many and not enough. Speaking of pyramid and food chain.
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Most of the Amazon rainforest is located in which country?​
Arturiano [62]
The answer is Brazil
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3 years ago
How do humpback whales survive and their population increasing
Nookie1986 [14]

Answer:

After being hunted almost to extinction, the humpback whale population has rebounded dramatically. Rapidly melting Antarctica ice poses a threat to coastal cities, but there is at least one species that is benefiting: Humpback whales are flourishing these days, due to an abundance of krill.

Pre-hunting population size may have been as many as 200,000-300,000 whales. They were estimated to number around 2,300 in 1998 and to be increasing between 2.4-8.4% per year. The IWC is undertaking an assessment of Antarctic blue whales at present.

3 0
3 years ago
Read 2 more answers
Assume that genes A and B are 50 map units apart on the same chromosome. An animal heterozygous at both loci is crossed with one
fomenos

Answer:

Explanation:

The homozygous recessive individual can only produce 1 type of gamete (<em>aabb</em>).

The heterozygous individual can produce 8 types of gametes, of which 2 are parental and the rest are recombinant.

Genetic distance (m.u.) = Frequency of Recombination (%)

If the distance between genes A and B is 50 m.u., 50% of the gametes produced by the heterozygous individual, and therefore the offspring, will have recombinant phenotypes.

Without knowing that the genes are located on the same chromosomes, I'd think they are on different chromosomes, because you would get the same result: 50% recombinant offspring.

Whenever the genes on the same chromosome are separated by at least 50 m.u., or they are in different chromosomes, crossing over between them can happen with no restrictions and they will behave as independent of one another.

3 0
4 years ago
Need help with this worksheet please its due tomorrow
Pie

Search it on google, I always find Biology worksheet answers on google!

5 0
3 years ago
An EMT reaches the scene of a car accident, disinfecting and dressing a man's head wound that has been bleeding profusely. Upon
laila [671]

Answer: hepatitis C.

Explanation:

Based on the information given in the question, it's most likely that the person has been exposed to hepatitis C.

Hepatitis C is an infection that is caused when a virus attacks the liver which leads to the inflammation of the liver. Since the person reaches the scene of a car accident, it's possible that the EMT got in contact with the contaminated blood. In this case, he most likely have been exposed to hepatitis C.

6 0
3 years ago
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