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Lady bird [3.3K]
3 years ago
12

1. Which of the following can be considered fomites: A. Door handle, soap dispenser, a dog infected with rabies virus B. Pencils

, a mosquito, unwashed iceberg salad C. Blood pressure cuff, towels, bitten cookies D. All choices are correct 2. An insect that transmits causative agent from infected organism to uninfected one is a/an A. Fomes B. Direct transmitter C. Vector D. Inoculum
Biology
1 answer:
sineoko [7]3 years ago
4 0

Answer:

1) C. Blood pressure cuff, towels, bitten cookies

2) C. Vector

Explanation:

1) C. Fomities are things that tend to carry infections. Here C is the most plausible answer

2) C. Vector. You often hear this when we talk about diseases that can spread like when mosquitoes spread disease, they act as vector

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When the centromeres split in mitosis,what does the sister chromatids’ name change to?
snow_lady [41]

Answer:

During anaphase 2, the chromosomes' centromeres break, and the spindle fibers pull the chromatids apart. The two split portions of the cells are officially known as "sister chromosomes" at this point.

Explanation:

5 0
3 years ago
George Beadle concluded that teosinte is the likely ancestor of maize (corn), even though the two plants appear very different.
Oliga [24]

Answer:

Option B

Explanation:

ALL options are as follows -

a. teosinte and maize can produce fertile hybrids.

b. teosinte and maize have similar chromosomes.

c. Both Teosinte and maize have naked, soft kernel.

d. Teosinte and maize can produce fertile hybrids

Solution

Beadle started working on maize genetics since 1962 after joining graduate school at Cornell University.  

During his research he found that the chromosomes of teosinte and maize possess higher similarity and also show signs of intercross ability of the two species and hence confirmed that wild teosinte is an ancestor of domesticated maize.  

He later concluded that there are only 4 to 5 genes that make these two species different from each other rest all is similar.  

Option B is correct

3 0
3 years ago
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sertanlavr [38]

Answer:

Yes

Explanation:

Amino acids create proteins

7 0
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Please help will mark brainly and give 10 points
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<em>The answer Is B.) It would have a shorter Stem</em>

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If the Earth is 4.6 billion years old. However, the oldest sea floor is only bout 180 million years old. What do you think is th
Vera_Pavlovna [14]

Answer:

I think when the earth was created it took a time. Then dinosaurs came. Then tey extinct because falling of asteroid on Earth.Then after a period of time the sea,mountains and other natural things were made again.

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