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Fudgin [204]
3 years ago
12

suppose you need to build a raft to cross a fast moving river. describe the physical and chemical properties of the raft that wo

uld be impatient to ensure your safety
Biology
1 answer:
Stels [109]3 years ago
6 0
Hello their mind explaning ot more
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The four nitrogenous bases are also referred to as
sattari [20]

Answer:

i believe the answer is 3

not positive though

Explanation:

3 0
4 years ago
Read 2 more answers
Which series correctly lists the order of species (from A to E) that belong on the timeline? A. Africanus, A. Afarensis, H. Erec
creativ13 [48]

Answer: Afarensis, A. African us, H. Habilis, H. Erectus, H. Sapiens

The correct answer is C

Explanation: This is how they are arranged from A-E.

4 0
3 years ago
Bacteria convert atmospheric nitrogen to which of the following in the process of nitrogen fixation?
DiKsa [7]

Q1) Bacteria are capable of converting atmospheric N in the form of N2 gas to NH3. this process is known as nitrogen fixation. N2 in the atmospheric form is not usable by other organisms, therefore specialised bacteria such as Azetobacter species are capable of carrying out this conversion from N2 gas into NH3 form that can be used by other organisms 


Q2) Condensation.

Water in the gaseous state or known as vapour state converted to liquid state, process is known as condensation. in condensation the particles in water become more tightly packed and heat energy is removed from these particles reducing their kinetic energy thus becoming liquid state


Q3) 

Transpiration declines

Deforestation is when the number of trees and plants have been cut down therefore numbers have reduced drastically, transpiration is the process in which water is transported through the plant and lost to the environment through evaporation. When the trees and plants have reduced the water lost by way of transpiration is also reduced. This impacts the water cycle as the number of water being cycled in the environment is lesser now.


Q4) the sun

sun is the major source of energy that facilitates the recycling of water in the water cycle. The sun causes water to be evaporated from water bodies and converted to water vapour. This water vapour is then recycled.


Q5) Plants can’t use Nitrogen in the form of N2

N is an essential element needed by plants, however plants cannot use up the atmospheric N2 gas. therefore bacteria are capable of nitrogen fixation that converts N2 gas into forms that can be used up and absorbed by the plants from soil.


8 0
3 years ago
Read 2 more answers
Which domain(s) include(s) only prokaryotes?
RSB [31]
Domain Archaea

Like bacteria,Organisms in domain Archaea are prokaryotic and unicellular. Superficially, they look a lot like bacteria, and many biologists confused them as bacteria until a few decades ago.
7 0
3 years ago
In Africa, dragon color is co-dominant. The colors blue and yellow are co-dominant.
pshichka [43]

1 Blue and yellow: 1 yellow

Let us assign the allele for Blue dragon color as B and that of Yellow dragon color as Y and create the punnet square below;

The phenotypic ratio will, therefore, be;

1 Yellow/Blue : 1 Yellow

3 0
3 years ago
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