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Anna71 [15]
3 years ago
7

CANT GET WRONG!

Biology
1 answer:
LekaFEV [45]3 years ago
3 0
In the 9th century, it was suggested that when organisms change, they are adapting to survive.
Lamarck, was the researcher that created the theory of acquired characteristics.
 Malthus first proposed the idea that overpopulation <span>contributed to the lack of resources and interfered with survival, but he applied this to only humans, Darwin was the first to apply this to all organisms.</span>
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What are the reactants and products in aerobic respiration?
stepan [7]
Reactants: O2 (oxygen gas) and glucose 
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7 0
3 years ago
What is a stem cell?
expeople1 [14]
An undifferentiated cell of a multicellular organism which is capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation.
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2 years ago
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Which of the following protist groups correctly completes the sentence below?
Schach [20]

Amoeba are the consumers that surround, engulf, and ingest their food.

<h3><u>Explanation</u>:</h3>

Amoeba is a unicellular organism that belongs to the kingdom Protista. This organism are having eukaryotic cells without any cell walls. These organisms have each and every cellular organelle that are needed to perform metabolism.

Amoeba are consumer in mode of nutrition. Whenever they senses some food, they push a part of their cytoplasm packed in cell membrane towards the food to cover it. This process is called pseupodia.

This pseupodia engulfs the food and performs phagocytosis or pinocytosis. This food is covered in a cell membrane inside the cytoplasm which is called the food vacoule or endosome. This then fuses with a lysosome to digest and then the excretory product is let off by the secondary vacoule.

8 0
2 years ago
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What is the genotype ratio?
USPshnik [31]

Answer:

B. 2 : 0 : 2

Explanation:

In a punnet square, the alleles would be Tt, Tt, tt, tt. So, you have 2/4 or 50% of the genotype Tt, and 2/4 or 50% of the genotype tt.

8 0
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2. In Squidward's family, a blue body color (B) is dominant to green (b). Determine the phenotype for each
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BB and Bb would be blue because they are both dominant and bb would be green because it is recessive
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