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garik1379 [7]
3 years ago
9

Atoms can’t ever be __________ or __________ in a chemical reaction.

Biology
2 answers:
Nutka1998 [239]3 years ago
7 0

Answer:

seperated or joined

Explanation:

shepuryov [24]3 years ago
7 0
Answer: Created, destroyed
Explanation: According to atomic theory, matter can not be created or destroyed. Something can’t come from nothing and nothing can be destroyed.
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The t locus is involved in the production of tails in a mouse; tt individuals are without tails, whereas TT and Tt have tails. T
Margaret [11]

Answer:

1/4 are light tailed mouse

Explanation:

Given

T(With Tail) is dominant over t (tailless)

L (dark tail ) is dominant over l (light color tail)

A cross is made between TtLl and TtLl

TL         Tl         tL         tl

TL TTLL TTLl  TtLL  TtLl

Tl TTLl         TTll         TtLl         Ttll

tL TtLL         TtLl         ttLL         ttLl

tl TtLl         Ttll         ttLl          ttll

Genotype of offspring are –  

TTLL – 1

TTLl – 2

TtLL – 2

TtLl – 4

TTll- 1

Ttll- 2

ttLL – 1

ttLl - 1

ttll- 1

Light colored tail species - TTll, Ttll, ttll

Out of 16 , 4 are light colored

Thus 1/4 are light tailed mouse

4 0
3 years ago
Which of the following is NOT a benefit of breathing through the nose? 1) extraction of heat and moisture from the air leaving t
alexdok [17]

Answer:

The answer is:

2) Destruction of pathogens entering the nasopharynx.

Hope that helps. :)

4 0
3 years ago
Read 2 more answers
Which of the following is not a branch of natural sciencie?
dusya [7]
Physics is not a branch of natural "sciencie".
7 0
3 years ago
How does blood connect to the cardiovascular system ?
Alenkinab [10]

Answer:

The arteries (red) carry oxygen and nutrients away from your heart, to your body's tissues. The veins (blue) take oxygen-poor blood back to the heart. Arteries begin with the aorta, the large artery leaving the heart. They carry oxygen-rich blood away from the heart to all of the body's tissues.

Explanation:

sorry if its wrong

7 0
2 years ago
To stay safe around electricity, Ted needs to
Hunter-Best [27]

The right answer is C) Make sure electrical hazards are resolved immediately.

The different electrical risks are:

Risk of direct contact with an electrified part

Risk of indirect contact with a conductive part accidentally switched on

Risk of "remote" electrification (without contact), by priming

Risks of fire and exposure, due in particular to arcing during a short circuit, and the accumulation of static electricity causing sparks.

3 0
3 years ago
Read 2 more answers
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