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Helen [10]
3 years ago
12

An anthropologist finds a fossil that is 4 million years old. Its pelvis suggests it walked upright. Which species could the spe

cimen belong to?
Biology
1 answer:
Alika [10]3 years ago
4 0
I would think a biped cause that is what we call a 2 legged animal
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The six outer layers of the brain are referred to as
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I believe the answer to your question is the cortex
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Mass of entangled filaments in fungus
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Mycelium. I hope this helps. :-)
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3 years ago
Write function of snakes hard scales
Goryan [66]

Answer:

The answer to this question is given below in this explanation section.

Explanation:

                  "function of snakes"

Snakes are elongated,legless,carnivorous reptile of the suborder serpents.Like all other squamates,snakes are exothermic,amniotic vertebrates covered in over applying scales.Many species of snakes have skulls with several more joints than their lizard ancestors,enabling them to swallow prey much larger  than their heads with their highly mobile jaws.To accommodate their narrow bodies,snakes,oared organ appear one in front of other instead of side by side,and most have only one functional lungs.Some species retain a pelvic girdle with a pair of vestigial claws on either side of the cloaca.Legless lizard have eyelid and external ear.

A scale protect the body of the snakes,aids it in locomotion,allows moisture to be retained within,alters the surface characteristics such as roughness to aid in camouflage,and in prey capture (such as Acrochordus).

Snake scale originates from the epidermis.The integument of the snakes in covered with two primary scale type,both originating from the epidermis.Small scale over the dorsum and lateral surface of the snake.Whereas larger scales cover the vent rum.

5 0
3 years ago
A team of scientists conducted a study of grassland ecosystem and estimated the total energy at each trophic level. Their data i
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Answer:

In grassland ecosystem, first trophic level is the producer. Producers are the organisms which makes their own food, here the producer are grasses. The second trohic level contain herbivores which feed on these grasses. These herbivores are eaten by secondary consumers which belongs to third trophic level and secondary consumers are then eaten by tertiary consumer.

The population of producers are very high so it is placed at the base while tertiary consumer are placed on the top due to low population.

8 0
3 years ago
Which of the following structures are present in plant cells but absent in animal cells ?
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Answer:

Plant cells have a large central vacuole, a cell wall, and chloroplasts while animal cells do not.

Hope this helps!

4 0
3 years ago
Read 2 more answers
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