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Sever21 [200]
3 years ago
9

Hi I need some help on these two questions

Biology
1 answer:
nevsk [136]3 years ago
7 0

Answer:

40%

Explanation:

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Adult echinoderms display __________ symmetry; however, their larvae display ____________ symmetry.
Novosadov [1.4K]
Pentaradial and Bilateral 


Hope it helps, Good luck! (:
7 0
4 years ago
How many protons and electrons does Calcium have?
alexandr402 [8]

Answer:

Ca has 20 protons, so neutral it would have 20 electrons, but according to the charge, 2 electrons have been lost.

Explanation:

3 0
3 years ago
What type of organism did Fleming find could inhibit the growth of Staphylococcus aureus?
galina1969 [7]

Answer:

Fungus

Explanation:

Flemming found that the growth of bacteria Staphylococcus aureus is inhibited by fungus Penicillium notatum . Then he isolated antibiotic penicillin from that .

4 0
3 years ago
The nurse notes that a 4-year-old child is having difficulty relating to some of the children in the playroom. what does the nur
ASHA 777 [7]
<span>It is common for some toddlers to be very shy and not be sociable. This is due to the fact that they may not have any other siblings at home and do not get out much. The fact that other children play just fine is not alarming as everyone is different than others.</span>
5 0
3 years ago
Name the hormone that maintains the corpus luteum after its typical 14 day life- cycle.
Nonamiya [84]
Progesterone is the answer
4 0
3 years ago
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