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nexus9112 [7]
3 years ago
7

What plant organelles can the plant cell not survive without?

Biology
1 answer:
Stella [2.4K]3 years ago
5 0
The nucleus, cytoplasm, and the cell walls are all vital organelles in keeping an organism functional.
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c. Suppose a large population of turtles consists only of two species, snapping turtle and box turtle, but the percentage of the
vodka [1.7K]

Answer:

D_m=1/2      

Explanation:

From the question we are told that

2 species

Assuming that questions a and be are solved

Diversity index D=2p_1p_2

with p_1 +p_2 =1

Mathematically

D=2p_1(1-p_1)

D=2(p_1-p_1^2)

D=2({\frac{1}{4} -(p_1-1/2)^2}

Therefore

D=\frac{1}{2} -2(p_1-1/2)^2

Giving

D_m=1/2      

p_1=1/2

6 0
3 years ago
List one advantage ,disadvantages about sporulation and what kind of organisms do this ?
Anni [7]
Well if you were to ask me 1 is that sporulation can make lots of more plants but i dont know any disadvntages
3 0
3 years ago
Why is the term cell theory appropriate?
insens350 [35]
A basic tenet of modern biology, first stated by Matthias Schleiden and Theodor Schwann in 1838–39, that cells<span> are the basic units of structure and function in living organisms. ... A </span>theory<span> of heredity must be reconciled with the </span>cell theory<span>.</span>
7 0
3 years ago
Ecology and evolution are closely related, as are evolution and genetics. All have an impact on the world around us.
PtichkaEL [24]

Ecology is the science that studies the interaction between living beings and the environment in which they live.

<h3>How can I help with conservation?</h3>

  1. Buy recycled paper avoiding the death of more trees
  2. Have a recycling bin for paper, plastic, metal and glass, to reduce the environmental damage in waste and for the waste to be reused
  3. Recycle toner and ink cartridges from empty printers, to avoid polluting rivers and streams.
  4. If possible buy remanufactured cartridges, avoiding environmental impact
  5. Recycle old newspapers, avoiding the death of more trees.

<h3>What is the evidence for evolution?</h3>

  1. Anatomy. Species may share similar physical features because those features were present in a common ancestor (homologous structures).
  2. Molecular biology. DNA and genetic code reflect the common ancestry of life

With this information, we can conclude that Ecology is concerned with the living beings on the planet and their relationships with each other and with the environment.

Learn more about recycling in brainly.com/question/11861824

#SPJ1

4 0
1 year ago
Explain any two specific adaptation that allow animal to survive in Mountain habitat<br><br>​
IRISSAK [1]

Answer:

Among others, two adaptations might be

  1. Avoiding corporal heat loss
  2. Increasing oxygen absorption  

Explanation:

Up in the mountains, there is low oxygen, food is scarce, and adverse meteorological conditions. Animals and plants need to develop different strategies to survive. These adaptations involve not only physical and physiological changes but also behavioral changes. To mention a few adaptations, we can name:

  • Avoiding heat loss. Temperature tends to be very low at highs, so, to <u>avoid heat loss,</u> animals develop shorter legs, tails, and ears. By doing this they reduce the area or surface of heat loss and also avoid getting frozen. In mammals, the coat is also very important. A thick coat helps them maintain a constant body temperature and keep warm. Some amphibians might also develop a thicker skin as they can not regulate their temperature, and it also helps them not to dehydrate.
  • Camouflage: Coat is also helpful in camouflaging. Mammals´ hair color depends on their environment. Some animals, such as hares, can also change their fur color depending on the season. During snow seasons they turn white, and during the warmer season, they turn yellow or brown.
  • Size and metabolism: Small mammals lose heat very fast, so they need to keep active and feeding most of the time. They have an elevated metabolism to keep warm. On the contrary, big animals, such as bears, need to hibernate to reduce their metabolism and get to survive, otherwise, they would need many reserves to cover their energetic requirements.
  • Oxygen absorption: Some animals have adapted to the lack of oxygen by increasing their heart and lungs capacity as well as their capability to absorbing more oxygen from the blood.  
5 0
3 years ago
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