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nadya68 [22]
4 years ago
5

Which substance is a compound? water gold oxygen hydrogen HURRY PLEASE !!

Biology
2 answers:
Ray Of Light [21]4 years ago
7 0
Oxygen is a compound.
VashaNatasha [74]4 years ago
3 0

Answer:

water is is a compound substance

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6.
JulijaS [17]

Answer:

A. Producer and consumer

Explanation:

The relationship between snails and elodea is symbiotic in that the snail eats algae and produces carbon dioxide. The elodea takes in the carbon dioxide and, through photosynthesis, creates oxygen, which the snail and every living thing in the tank uses to breathe.

4 0
3 years ago
In meiosis, you end up with half the number of chromosomes and that makes sense because you get 23 from your dad and 23 from you
vodka [1.7K]

Answer:

Yes

Explanation:

Mendel's law of segregation states that every individual possesses two alleles, and only one allele from each parent is passed on to the offspring.  That means that you get 23 chromosomes from each of your parents.

3 0
3 years ago
A 15 year old girl was 1.55m tall. She was 47.6cm long at birth. Calculate how much she has grown since birth in metres.
sweet [91]

Answer:

1.07

Explanation:

1.55m =155cm so when you subtract 47.6 cm you get 107.4 cm which is equal to 1.074m

5 0
3 years ago
List 10 chemicals or other items that are
asambeis [7]

Answer: Contaminants or chemicals released into the drain of bathroom or kitchen will pollute the water body where the drain discharges those chemicals.

Explanation:

The chemicals and other items that are poured down the bathroom or kitchen and drain into water sources can contaminate the water sources and will cause water pollution.

These are:

Vegetable oil

Left over food residues

spices

disinfectant

Phenol

soap

sugar

detergent or washing powder

grease or any other lubricant

shampoo

5 0
3 years ago
Are the majority of bacteria helpful or harmful
Tanya [424]
Only around 10% of bacteria is harmful, so the majority of bacteria is helpful.
3 0
4 years ago
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