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Kay [80]
3 years ago
9

How do the primary productivities of land and ocean ecosystems compare

Biology
1 answer:
Sunny_sXe [5.5K]3 years ago
8 0
Welll i really need help plz answer
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Bulimic nervosa is foremost __________? an excessive like of food an excessive appetite an excessive dislike of food none of the
zlopas [31]
None of the above is the correct answer.
<span>Bulimia nervosa an eating disorder that can be manifested by periods of binging on food (eating a large amount of food in a short time)<span> followed by purging. Some of the signs of this disorder are an obsession with food or eating, obsession with preventing weight gain or with your body, feeling as if once you start eating you won’t be able to quit etc.</span></span>
5 0
3 years ago
Which landform is created by a glacier? A. Moraine B. Alluvial Fan C. Sand Dune D. Delta
Lunna [17]
D is the most likely answer because as the glacier moves across the landscape, it leaves many deep ridges into the earth. They eventually collect water and form deltas.
4 0
3 years ago
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What type of diffusion is aided with a transport protein?
babymother [125]

Facilitated diffusion is the diffusion of solutes through transport proteins in the plasma membrane. Facilitated diffusion is a type of passive transport. Even though facilitated diffusion involves transport proteins, it is still passive transport because the solute is moving down the concentration gradient.

6 0
2 years ago
Evidence suggests that first, ____________ were acquired when an aerobic bacterium was engulfed by larger cells and became mutua
leonid [27]

Answer:

1. Mitochondria

2. Chloroplast

3. the formation of eukaryotic cells

4. DNA

Explanation:

The theory of endosymbiosis was proposed by the Lynn Margulis in 1967 which suggested that the eukaryotic organelles like the mitochondria and chloroplast evolved when another prokaryotic cell engulfed the prokaryotic bacteria.

The mitochondria were formed when the chemosynthetic bacteria were engulfed by the bacteria and the engulfed bacteria formed a symbiotic relationship. Similarly, the chloroplast was originated in the same way when the photosynthetic bacteria were engulfed by another prokaryote.

The evidence which supports their ar:

1. The same size of the organelles to the bacteria

2. The presence of the circular DNA of the organelles like bacteria  

3. The similarity in the 30s and 70s ribosomal subunits.

7 0
3 years ago
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Who are indian here?​
Natasha_Volkova [10]

Answer:

I am from India

Explanation:

you are free you are from here

3 0
3 years ago
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