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natulia [17]
3 years ago
14

Help i will give brainliest!!!!!

Biology
1 answer:
IrinaVladis [17]3 years ago
3 0

Answer:

c i did this test and got it right

Explanation:

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The most primitive true animal belongs to the phylum ____.
VMariaS [17]

Answer:

Porifera or Sponges

Explanation:

Porifera is the phylum of the simplest multicellular marine animals. Their body is composed of  two cell layers (something like tissues) and mesophyl between them. The body is in direct contact with surrounding water through the large number of pores and channels. What makes Sponges so simple is that their cells are unspecialized and that they  don't have nervous, digestive or circulatory systems.

6 0
3 years ago
Which of the following describes the embryonic period? the period during which the zygote moves down to the uterus and begins to
muminat

Answer:

Option (2).

Explanation:

Zygote is formed by the fusion of the male and female gamete during the process of sexual reproduction. The zygote undergoes further development inside the female womb.

The embryonic period starts from the third week after the conception. The important organs and structure development occur during the embryonic period. The formation of three germ layers occur in this period.

Thus, the correct answer is option (2)

6 0
3 years ago
Groundwater___?<br> Is recharged by precipitation
Blababa [14]

Answer: Ground water recharge includes recharge as a natural part of the hydrologic cycle and human-induced recharge, either directly through spreading basins or injection wells, or as a consequence of human activities such as irrigation and waste disposal. Artificial recharge with excess surface water or reclaimed wastewater is increasing in many areas, thus becoming a more important component of the hydrologic cycle.

Explanation:

https://www.sciencedirect.com/topics/earth-and-planetary-sciences/groundwater-recharge

8 0
3 years ago
If 3/4 of the earth is covered in water, why is water so scarce
vfiekz [6]
Most of the water is salt water
4 0
3 years ago
Read 2 more answers
Quick PLEASE will mark brainliest
yKpoI14uk [10]

Answer:The first one

Explanation:Parasites increase in the host's body because they need to reproduce, causing the number of parasites to increase

8 0
3 years ago
Read 2 more answers
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