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GuDViN [60]
3 years ago
15

1. Which one lived in Antarctica earlier , the the labyrinthodont, the lystrosaurus, or the duck-billed dinosaur? Explain.

Biology
2 answers:
exis [7]3 years ago
8 0
<span>Labyrinthodont Lived First...
</span><span>Did dinosaurs once lived on antarctica?<span>Absolutely! A theropod dinosaur named Cryolophosaurus (frozen crested lizard)
Hope I Helped plz LEave a Thanks</span></span>
miskamm [114]3 years ago
3 0

Answer is labyrinthodont

About 110 million years ago, labyrinthodonts ( maze-toothed), a group of extinct amphibians. They were evolved from lobed-finned fish in the Devonian period. They were dominant animals in the rift valley was present at that time between Antarctica and Australia.

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Galina-37 [17]

Answer:

Information about flowers

Explanation:

1. A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants. The biological function of a flower is to affect reproduction, usually providing a mechanism for the union of sperm with eggs.

2. Information about stamen and pollen: The stamen is a male reproductive organ of a flower. It produces the pollen. The stamen has two parts: anther and stalk. After successful pollination, the pollen grain (immature microgametophyte) completes it's development by growing a pollen tube and the two male gametes move through the pollen tube to the ovule.

sorry if it's too long. hope this helps!!

7 0
3 years ago
How do humans obtain the nitrogen they use in their bodies
olya-2409 [2.1K]
<span>Most organisms, including humans, can't use the free gaseous form of nitrogen found in the air. We need other organisms and natural processes to "fix" nitrogen into a solid form that plants and animals can use. Most of the nitrogen that plants and animals use is made by bacteria.</span>
3 0
3 years ago
Read 2 more answers
A sample of well water is tested for its bacterial content in a plate count assay. A one-milliliter sample of the water is dilut
Sholpan [36]

Answer:

The original water sample contains 830,000 cells per milliliter.

Explanation:

A sample of well water is tested for its bacterial content in a plate count assay. A one-milliliter sample of the water is diluted in a 1:10 dilution series. One milliliter of the fourth dilution tube is plated in a pour plate. After incubation, the plate has 83 colonies, indicating that the original water sample contained 830,000 cells per milliliter.

6 0
3 years ago
Miguel has worked for a construction company installing insulation for 20 years and was recently diagnosed with cancer. based on
tatyana61 [14]
<span>While modern fiberglass has no increased risk of mesothelioma, there is a risk of removing older insulation that may have had asbestos, a known cancer causing agent, especially in cases of mesothelioma.</span>
5 0
3 years ago
Mass Extinctions May Have Been Caused By Meteors
tamaranim1 [39]

Answer:

Yes, Mass Extinctions May Have Been Caused By Meteors, as the probability of mass extinction occurring after an asteroid that could hit a random location on the Earth's surface was approximately 13% when the Chicxulub-scale asteroid hit the Earth. 

Soot could be the main cause of mass extinction after an asteroid impact.

5 0
3 years ago
Read 2 more answers
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