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aivan3 [116]
4 years ago
13

Which of these. Has a nucleus coma and tail

Biology
2 answers:
vlabodo [156]4 years ago
8 0
The answer is letter A.
icang [17]4 years ago
4 0
The answer is A a comets
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Facilitated diffusion and active transport are different in that _____
goblinko [34]

Answer:

facilitated diffusion doesn't require energy, while active transport requires energy. Facilitaded difusion happens down the concentration gradient (molecules move from area of higher concentration to area of lower concentration), while active transports happens up the concentration gradient (from lower concentration to higher concentration).

Explanation:

5 0
3 years ago
Glucagon works by:
elixir [45]

Answer: option C - activating second messengers and stimulating glycogenolysis and gluconeogenesis.

Explanation:

Glucagon is an hormone, produced by the pancreas, that opposes the action of insulin by stimulating the production of SUGAR.

Glucagon is usually released whenever blood glucose levels is detected to be LOW. it works by activating secondary messengers.

3 0
4 years ago
What do the following two equations represent?<br> 5x +y = 3<br> . 10x + 2y = -6
cupoosta [38]

Answer:

Choose distinct parallel lines.

Explanation:

They represent two parallel lines. The slopes are going to be the same in each line . Put the x value on the opposite side of the equal sign.

y = - 5x + 3           The slope is - 5

10x + 2y = - 6        Subtract 10x from both sides

2y = - 10x - 6         Divide by 2

y = -10x/2 - 6/2

y =-5x - 3

That minus three is the problem. You have 2 different y intercepts. That means that you have 2 parallel lines.

8 0
3 years ago
A plant is homozygous for flower color. Its flowers are pink.
Mashutka [201]

The correct answer is A. Flower color is a recessive trait.

The recessive gene does not show its effect in heterozygous condition according to Mendel’s law of dominance. Thus, in heterozygous condition, dominant gene determines the phenotype for a trait. In this question a plant is homozygous for flower color. This indicates that pink flower determining gene can only be expressed in homozygous condition. Therefore, flower color is a recessive trait.  

7 0
4 years ago
When viewing a cork through his homemade microscope , Robert hook discovered small compartments that he called
PolarNik [594]
Cells is the answer. Cells
6 0
4 years ago
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