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timofeeve [1]
3 years ago
8

Compare and contrast bacteriophage plaques with bacterial colonies.

Biology
1 answer:
Arada [10]3 years ago
8 0

Bacteriophage, Tail fibers affix to cell wall proteins. Viral DNA is infuse into host cell. No coating required. Biosynthesis in cytoplasm, Lysogeny. Host cell is lysed. 2) Animal: Attachment sites are plasma membrane proteins and glycoproteins. Capsid goes in by receptor-mediated endocytosis or fusion. Uncoating by enzymatic removal of capsid proteins. Biosynthesis in nucleus (DNA viruses) or cytoplasm (RNA viruses). Latency; slow viral infections; cancer. Released thru enveloped virus bud out; nonenveloped viruses rupture plasma membrane.

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a strand of mRNA has the bases adenine- cytosine- uracil which amino acid corresponds to these bases?
sertanlavr [38]

Answer:

Threonine

Explanation:

Using the amino acid chart, the mRNA strand ACU corresponds to the amino acid Threonine.

5 0
3 years ago
Which of these is an example of a biotic factor?
Gala2k [10]

Answer:

Examples would be

Fungi and the rest are abiotic

Explanation:

biotic factors, can be described as any living component that affects another organism or shapes the ecosystem

6 0
3 years ago
The expulsion of the embryo or fetus from the uterus before the middle of the second trimester is a condition called?
saveliy_v [14]

The expulsion of the embryo or fetus from the uterus before the middle of the second trimester is a condition called abortion. It is termination of pregnancy by removal or expulsion of an embryo.

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The health risk of abortion depend on the procedure is performed safely or unsafely. According to world health organization which is unsafe abortions as those performed by unskilled individuals.There is small diference in safety and efficiency between medical abortion using a combined regimen of mifepristone and misoprostal and surgical abortion in first startiung 3 weeks.

To learn more about spontaneous abortion here

brainly.com/question/8067420

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4 0
2 years ago
Why does our body need a defense system ?
algol [13]

Answer:

Explanation:

You have external defense systems, which include your skin, tears, mucus, saliva, stomach acid, cilia (small hairs) and helpful bacteria. ... The skin stops pathogens from entering the blood, at least when you're not bleeding. The tears, mucus, and cilia trap them and help push them back out of your body.

pls mark as brainliest.................................

6 0
3 years ago
A camel’s hump is an example of _______ adaptation?
ddd [48]
A camel's hump is an example of structural adaption.
4 0
3 years ago
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