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horrorfan [7]
3 years ago
10

Answer the question please

Biology
2 answers:
MrRissso [65]3 years ago
8 0

Answer: the answer is D

Explanation:

Luda [366]3 years ago
6 0

Answer:

The answer is D

Explanation:

if you add up 24+24=48<----answer

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A student decided to investigate the effect of pH on the activity of the enzyme lipase , five different test tubes are set up ,e
castortr0y [4]

Answer:

the pH

Explanation:

The condition that should not be kept the same in each of the five test tubes is the pH.

Since <u>the aim of the experiment is to investigate the effect of pH on the activity of the lipase enzyme</u>, the pH is, therefore, the <em>independent variable</em>. Thus, it must be controlled or varied in all the test tubes in order to see its effect on the activity of the enzyme, which, in this case, would be the dependent variable.

6 0
3 years ago
Which kind of force do you exert on an object when you pull it toward you?
Neporo4naja [7]
The answer is A. Applied forces are the unbalanced forces a person applies to another object to change its velocity or direction or to make it accelerate. When we pull an object towards us, we are increasing it’s velocity, so it’s an applied force.
5 0
3 years ago
A small ball has a volume of 17 ml and a mass of 39 g. what is the density of the ball
vovangra [49]

Answer:

The right answer is "2.30 g/ml".

Explanation:

Given:

Volume,

= 17 ml

Mass,

= 39 g

Now,

The density will be:

= \frac{Mass}{Volume}

By substituting the values, we get

= \frac{39}{17}

= 2.30 \ g/ml

7 0
2 years ago
Helpppppp science 30 points and brainlest please explain
artcher [175]
1. The Ring of Fire, also referred to as the Circum-Pacific Belt, is a path along the Pacific Ocean characterized by active volcanoes and frequent earthquakes. The majority of Earth's volcanoes and earthquakes take place along the Ring of Fire.
2. Crustal recycling is a tectonic process by which surface material from the lithosphere is recycled into the mantle by subduction erosion or delamination
3. Tectonic plate movement can create another supercontinent like Pangea if the plates move continents to the point of meeting together.
5 0
2 years ago
Read 2 more answers
Which of the following are examples of sexual reproduction?
RSB [31]

Answer:

A pollen grain from one flower fertilizes another flower, resulting in the development of a seed.

A frog releases sperm over eggs that were laid by another frog, and these cells fuse together.

Explanation:

Sexual reproduction is brought about by fusion of male and female gametes. Reproduction where a part of an existing organism develops into another organism is asexual.

3 0
2 years ago
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