1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
serious [3.7K]
3 years ago
8

A professor determined the relationship between the time spent studying (in hours) and performance on an exam.

Biology
2 answers:
Sonbull [250]3 years ago
8 0
<span>Performance = 70.443 + 4.885 * (time)
P = </span><span>70.443 + 4.885 * 2.6
P = 70.443 + 12.701
P = 83.144

P - 16 = 83.144 - 16 = 67.144

Her score is 67.</span>
pickupchik [31]3 years ago
7 0

Answer:

67

Explanation:

Step 1: Insert 2.6 hours for the variable of time and solve.70.443 + 4.885(2.6)70.443+ 12.701= 83.144This is Ann's EXPECTED exam score.  Because of the concert, Ann scored 16 points lower than this number.Step 2: Subtract 16 from Ann's expected score.83.144 - 16= 67.144

You might be interested in
_____ are believed to be the ancestors of the protists and first eukaryotes.
Alika [10]
The answer to the question is A 
7 0
3 years ago
Read 2 more answers
List the 4 components of health related fitness and the appropriate guidelines for each
gregori [183]
These components include; 
Cardiorespiratory Endurance: Ability of the circulatory and respiratory systems to supply oxygen during sustained physical activity. 
Guidelines
3 - 5 days per week
20-60 minutes a day
intensity of 60%-90% of MHR

Muscular strength; the ability to perform activities that require high levels of muscular force.
2 -3 days per week
2-6 sets
≤ 6 repetitions 
Intensity of 80 - 90 % of 1RM

Muscular endurance; 
2 - 3 days per week 
2 - 3 sets
≥ 12 repetitions
Intensity of 60% - 70% of 1RM

Flexibility 
2- 3 days a week
≥ 4 repetitions per muscle group 
15 - 60 seconds

Body composition     Women   men
Essential fat               10-13%   2-5 %
Athletes                     14-20%  6-13 %
Fitness                      21-24%  14-17 %
Average                    25-31%    18-24%
Obese                      ≥ 32%       ≥ 25%



5 0
3 years ago
Biological macromolecules are synthesized by ___________ reactions and are broken down by ___________ reactions.
mojhsa [17]

Biological macromolecules are synthesized by dehydration

synthesis reactions and are broken down by hydrolysis

reactions.

<h3>What are Biological macromolecules?</h3>

These are formed from smaller compounds and are necessary

for proper life functions of cells. Examples of these

macromolecules include:

  • Carbohydrate
  • Protein
  • Nucleic acid etc.

Dehydration synthesis involves the loss of water molecules in

the process while hydrolysis reaction involves the addition of

water molecules.

Read more about Macromolecules here brainly.com/question/5246898

4 0
2 years ago
Navado del ruiz is in what mountain range, and what lava is named for that mountain range?
Harlamova29_29 [7]

Navado del ruiz is in Andes mountain range, and stratovolcano lava is named for that mountain range.

Where is Nevado del Ruiz volcano located?

  • The Andes mountain range includes Nevado del Ruiz, which is located 129 kilometers (80 km) west of Bogotá.
  • The Tolima, Santa Isabel, Quindio, and Machin volcanoes, as well as the Ruiz-Tolima volcanic massif (also known as the Cordillera Central), are among the five ice-capped volcanoes that make up this group.
  • The massif is situated where four faults converge, some of which are still active.
  • Nevado del Ruiz is an Andean stratovolcano, which is a large, roughly conical volcano made up of several strata of hardened lava and volcanic ash.
  • The andesitic-dacitic composition of its lavas.
  • The current volcanic cone is made up of five lava domes that were all built inside the caldera of an earlier Ruiz volcano. It extends 65 kilometers (40 miles) from east to west and has a surface area of more than 200 square kilometers (77 sq mi).

Learn more about the Nevado del Ruiz with the help of the given link:

brainly.com/question/11240209?referrer=searchResults

#SPJ4

3 0
1 year ago
You have isolated DNA from your cheek epithelial cells. Do you think that DNA isolated from your blood cells will have the same
adell [148]

Answer:

The base composition of the DNA will be the same. DNA is the same in every cell the difference between cells is which genes are expressed.

Explanation:

7 0
3 years ago
Other questions:
  • What is the maximum number of hours that food can be held in the food danger zone?
    12·2 answers
  • What is the role of spinder fibers in mitosis?
    5·1 answer
  • How does human evolution or natural selection relate to susceptibility of disease
    13·1 answer
  • In order to infect a cell, a virus must *
    13·1 answer
  • Select the true statementabout unmyelinated axons:A. action potentials occur everywhere along the length of the axon, and propag
    15·1 answer
  • To move the objective lens up and down, I would turn the _________ __________ dial. Which two words complete the sentence?
    8·1 answer
  • 4. Explain what a tradeoff is and give an example.
    6·1 answer
  • 1. Using the graph, describe the events that occur in the body during the first year of
    14·1 answer
  • What force keeps the notebook from floating in the air?
    12·2 answers
  • Describe factors that influence protein shape.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!