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raketka [301]
1 year ago
5

Which force makes it harder to boil water on a stove?

Biology
1 answer:
ikadub [295]1 year ago
3 0
The answer is d , hope it helps
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What is the purpose of the “spine” of vegetation in the Fusionopolis building? Check all that apply. It insulates the complex in
Juliette [100K]

The correct answers are options:

It insulates the complex in the winter.

It provides passive cooling in the summer.

The Fusionpolis is a building present in the Singapore. The building is covered by the spine vegetation. The spine vegetation is well known for the insulation against the heat, this makes them best for maintaining the temperature in the building. These spines provide the insulation in the winters, when the outside atmosphere is too cold, and in summers, the transpiration of the spines help in cooling down the temperature of the building.

8 0
2 years ago
What feature of both true mosses and ferns makes it most surprising that they can survive for many generations in dry deserts? U
FromTheMoon [43]

Answer:

The correct answer will be option-A

Explanation:

Desert biomes are characterised by the presence of the arid conditions or with few or less amount of rainfall.

The plant groups called the bryophytes and pteridophytes are dependent on the water for their fertilization which allows completing their life cycle.

In the desert conditions provided in the question, the mosses and ferns survived for many generations as these plant groups produced sperms with flagella which helped the sperms to swim in the water provided by the 10-inch rainfall per year and reach the female gamete and fertilize the egg cell.

Thus, option-A is the correct answer.

6 0
1 year ago
In a population of tomato plants mean fruit weight is 60 g and narrow-sense heritability (or realized heritability - h2) is 0.3.
Alla [95]

Answer:

The mean weight of the progeny is 66 grams

Explanation:

Given -

Mean fruit weight of tomato plant (M1) = 60 g

Narrow sense heritability (h2) = 0.3 g

Mean weight of tomato plant selected for artificial selection (M0) = 80 g

h_2 = \frac{M_2 - M_1}{M_0 - M_1}

Substituting the given values in above equation, we get -

0.3 = \frac{M_2 - 60}{80 -60} \\0.3 = \frac{M_2 -60}{20} \\6 = M_2 -60\\M_2 = 6 + 60\\M_2 = 66

The mean weight of the progeny is 66 grams

5 0
1 year ago
Many plants have leaves and fruits have wax coatings. Some animals also have wax-coated fur or feathers. In which class of biomo
Svetradugi [14.3K]

Answer:

1) Wax belong to lipids.

2) <u>Animals</u>: Water and cold isolation and protection from pathogenic microorganisms.

   <u>Plants</u>: It controls evaporation and maintains hydration.

Explanation:

1) Wax belong to the biomolecules of lipids.

2) In animals, such as birds, the uropygial gland secrets sebum or wax, spreading it throughout the animal's feathers to prevent water from penetrating as it serves as an isolating compound for animals that live in cold areas. It also provides protection from bacteria and fungi. In coloquial terms, it would be like a water-proof coat that protects them from water and extreme climate.

In plants, the secretion of wax through the cuticle has been developed as an adaptation to control evaporation and maintain hydration.

5 0
1 year ago
A friend tells you that he recently read an article claiming that you need to work to restore the alkalinity of your blood to re
statuscvo [17]

Answer:

d. The normal pH of human blood is already in the alkaline range.

Explanation:

The blood has an average pH between 7.35 and 7.45. Also, in blood there are some natural buffers that allows to maintain this pH does not matter the kind of food or substances that enter to our body.

If for any process the pH decreases a little bit, the body starts a process to recover the natural pH of the blood.

5 0
1 year ago
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