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Nimfa-mama [501]
3 years ago
14

Please help me in this 7th grade science review

Biology
1 answer:
Inessa05 [86]3 years ago
8 0
Hey, Magesticallyfabulous, I just finished the first side of your science homework! Please rate it brainiest! Anyway, 22. cell membrane 23. 2 daughter cells that are identical and 4 daughter cells that are different 24. No 25. decomposers 26. virus 27. toxins 28. antibiotics; no 29. soy sauce, wine, pickles, saurekraut 30. E. coli, Salmonella, Listeria, and Norovirus 31. cold weather can kill bacteria 32. boiling water, apply bleach, and hydrogen peroxide 33. replicate 34. infected 35. flu and shingles 36. nucleic acid, protein coat, capsid
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Mexican hairless dogs are hairless because of a dominant allele of a particular gene. Homozygous dominant dogs die in utero (bef
crimeas [40]

Answer:

50%

Explanation:

Both parent's genotype is Bb because they are hairless and alive.

If it has a homozygous dominant genotype (BB), the dog will die in utero.

If it has a heterozygous genotype (Bb), the dog will be hairless but won't die.

If it has a homozygous dominant genotype (bb), the dog will have hair.

The ratio of BB:Bb:bb is 1:2:1 meaning that there is a 50% probability of having a live hairless puppy.

Hope this helps! <3

8 0
3 years ago
True or False: Hormones are a group of chemicals released by exocrine glands
brilliants [131]

Hormones are a group of chemicals released by exocrine glands

\huge\mathfrak\red {True}

These hormones are directly secreted into bloodstream from where they reach the site.

5 0
3 years ago
Primary decomposers are _____.
krek1111 [17]
Unicellular organism ...................................................................................................

5 0
3 years ago
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In a quiz
emmainna [20.7K]

Answer:B. is false

Explanation:

Once RNA polymerase and its related transcription factors are in place, the single-stranded DNA is exposed and ready for transcription. ... Three of the four nitrogenous bases that make up RNA — adenine (A), cytosine (C), and guanine (G) — are also found in DNA.

7 0
2 years ago
What qualities of igneous rocks have long made them useful for tools and building materials
Julli [10]
The qualities of igneous rocks that have long made them useful for tools and building materials would be that they are hard, dense and durable. However, i<span>t depends on the potential use and the individual material. Hope this answers the question. Have a nice day.</span>
3 0
3 years ago
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