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lbvjy [14]
2 years ago
6

When using a light microscope to view a cell she obtained from scraping under her fingernails, Ms. () notices that the cell lack

s a nucleus; therefore, Ms concludes that the cell must be a type of ______ cell. *
1 point
a. Animal
b. Prokaryotic
c. Eukaryotic
d. Plant
Biology
1 answer:
vladimir2022 [97]2 years ago
3 0

Answer:

The correct option is B. Prokaryotic

Explanation:

A prokaryotic cell can be defined as a cell which is unicellular and does not have any membrane-bound organelles present in it. Scientists claim that the earliest form of life was in the form of prokaryotic cells. The bacteria and archaea bacteria come under the category of prokaryotes.

The prokaryotic cell lack a nucleus. It's DNA material is present in a region called the nucleoid inside the cytoplasm of the cell.

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Which of the following deoxyoligonucleotides will hybridize with a DNA containing the sequence 5'-AGACTGGTC-3'? A) 5'-CTCATTGAG-
Mila [183]

Answer:

The answer is D) 5'-TCTGACCAG-3

Explanation:

The deoxyoligonucleotides is 5'-TCTGACCAG-3 is complementary to 5'-AGACTGGTC-3; where A binds to T and G binds to C and vice versa.

5 0
2 years ago
15
s344n2d4d5 [400]

OPTIONS:

a. When there are just two other people at the party.

b. When everyone is wearing a nametag.

c. When there are more than 50 people attending the same party.

d. When the need for help from the person who is having a heart attack is very clear

Answer:

c. When there are more than 50 people attending the same party.

Explanation:

Bystander effect is a term used in social psychology to describe the tendency of an individual to intervene in the event of an emergency to offer help to the person needing it, when others are present at the scene of the emergency.

In the case of an emergency just like the scenario stated in the question, where someone develops a heart attack at a dance party, if the party has more people, the slimmer the chance of the person getting help from any of the 50 people at the party, as the presence of others would tend to discourage the any individual from attempting to help the victim having the heart attack.

The situation that would more likely show the bystander intervention effect is <em>"c. When there are more than 50 people attending the same party."</em>

5 0
2 years ago
Brenda has learned to take an over-the-counter medication 30 minutes before she eats a spicy meal. when she does this she is abl
notka56 [123]
<span>This is avoidance conditioning. Brenda has been able to successfully link the over-the-counter heartburn medicine to an avoidance of discomfort. By taking the pill, she has received a negative reinforcement due to the removal of the indigestion. The reinforcement will likely lead to Brenda continuing to take the medicine until she habituates to it and does not receive the same benefit(s).</span>
5 0
2 years ago
HELP ME FAST PLEASE!!!!
SVETLANKA909090 [29]
Think it’s answer D but it maybe B
hope this helps!!
sorry if it’s wrong
6 0
2 years ago
Sweet yellow tomatoes with a pear shape bring a high price per basket to growers. Pear shape, yellow color, and terminal flower
Vitek1552 [10]

Answer and Explanation: The farmer has a pure-breeding line of tomato means the farmer has a tomato with genotype FFrrtt while the other line of tomato has genotype ffRRTT.

The cross between these lines gives a F1 generation of heterozygous full, red and axial or FfRrTt.

With an individual of F1 crosses with another individual of F1, the Punnet Square will be:

FfRrTt x FfRrTt

1) Dividing each characteristics, for simplicity:

          F         f

F       FF       Ff

f        Ff        ff

          R       r

R       RR     Rr

r        Rr      rr

         T      t

T       TT   Tt

t        Tt     tt

Analysing Punnett squares, we notice the line wanted (ffrrTT) will be produced, when an individual of F1 generation cross with another individual with the same generation.

       

4 0
2 years ago
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