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Lubov Fominskaja [6]
3 years ago
8

What two organelles are included in the endosymbiosis theory?

Biology
1 answer:
timofeeve [1]3 years ago
5 0
Chloroplast and mitochondria. Because both organelles are roughly the same size and shape as bacteria, have their own double layer membrane, and mitochondria have dna, that they were engulfed by early cells and are now organelles.
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According to the food chain, label the following organisms appropriately. 1. secondary consumer cat 2. primary consumer grass 3.
-Dominant- [34]

The correct sequence is:

1 Producers ( grass ): The producers are the green plants that produce food for the consumers. Green plants are the producers and energy produced is transferred to primary consumers

2 Primary consumer (mouse): The primary consumers include bacteria and herbivores that feed on the green plants for their energy

3 Secondary consumer (cat): The secondary consumers include the cat and other small animals that feed on primary consumers

4 Tertiary consumer (wolf): The are the at the highest level of hierarchy and feed on secondary consumers for their food. Example wolf,eagle

                                     

                                 

3 0
3 years ago
He reflexes from sense organs in the head are co-ordinated by the brain.
oee [108]

Answer:

sense of touch

Explanation:

There are five sense organs that involved vision, hearing, taste, smelling, and touch.

Sense of touch is involved in a reflex coordinated by the spinal cord as when we touch something, sensory nerves sends the information to the brain and spinal cord. the motor nerves process the signals in the brain and send it back to the muscles, that leads to contraction reflexively.

Hence, the correct answer is "sense of touch".

8 0
2 years ago
Which description best characterizes a mass extinction?
vlada-n [284]
A does because it’s a large amount.
4 0
3 years ago
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How do some producers and consumers rely on the light from the sun
mr Goodwill [35]

Answer:

producer rely for photosynthesis and consumers for vision and growth

7 0
3 years ago
Blood returning to the heart from the pulmonary circuit first enters the __________.
Kaylis [27]
Enters the left atrium...this is the oxygenated blood from the lungs (pulmonary)
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