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
Olegator [25]
4 years ago
5

Which of the following statements is true? All mutations cause evolution. Natural selection favors organisms which are well adap

ted to the environment. Genetic drift is the only way to add new genes to the gene pool of a population. Horseshoe crabs have almost identical structures to fossils from 250 million years ago. This is an example of speciation.
Biology
1 answer:
Vlad1618 [11]4 years ago
6 0

selection favors organisms which are well adapted to the environment.

(according to Darwin's theory)

You might be interested in
This is my question hope you could help someone in the future because I don’t have time to wait :)
Harlamova29_29 [7]

Answer:

I think it would be ray 4. Hope this helps!

8 0
3 years ago
By computing the present value of the principal paid at maturity and all interest payments to be made over the term of the bond,
solong [7]
By computing the present value of the principal paid at maturity and all interest payments to be made over the term of the bond, you can obtain the market price of bonds. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
3 0
3 years ago
Read 2 more answers
Chemotherapy is a type of cancer treatment. It can result in hair loss due to damage to hair follicles - these are the cells tha
cestrela7 [59]

Answer:

This is because chemotherapy targets rapidly-dividing cells throughout the body, aiming at the cancer but also affecting the healthy cells that produce hair on the scalp and all over the body.

7 0
2 years ago
Which of the four main layers of Earth rotate in different directions to produce Earth's magnetic field.?
mihalych1998 [28]

Answer:

Earth has various layers: the covering, the mantle, the fluid outer core and the inner core.

The Earth's attractive field controls the course and speed at which Earth's internal and external centers turn, despite the fact that they move in inverse ways, new research proposes.

3 0
3 years ago
The normal range of arterial blood ph is:_____
LekaFEV [45]

The correct answer is [c] 7.35-7.45

The normal range of pH of arterial blood pH 7.35-7.45.

<h3>What do you mean by arterial blood?</h3>

Three different tests—pH, Pco2, and Po2—are typically taken in conjunction to assess the patient's acid-base state, ventilation, and arterial oxygenation. This group of measurements is referred to as arterial blood gases (ABGs). The most significant respiratory gases are oxygen (O2) and carbon dioxide (CO2), and the partial pressures of these gases in arterial blood indicate how well gas exchange is functioning generally.

Age and altitude have an impact on Pao2. Paco2 by height. As a result, Pao2 needs to be determined specifically for each patient, and both results need to be compared to the neighborhood's norms. Because hydrogen is not a gas in blood, it does not impose a partial pressure. However, every arterial blood gas determination includes pH, which assesses hydrogen ion activity. Blood pH should fall between 7.35 and 7.45.

The ABGs may include certain calculated or derived variables. The most helpful of these is the bicarbonate concentration, which may be determined from the pH and Pco2. Others are not necessary and could be confusing, such as base excess and base deficiency.

To know more about arterial blood visit: brainly.com/question/2114676

#SPJ1

8 0
2 years ago
Other questions:
  • The culinary term used when cutting a food lengthwise into very thin, stick-like shapes is
    5·2 answers
  • Abdominal organ that filters erythrocytes and activates lymphocytes. True or False
    8·1 answer
  • A scientist is investigating how the amount of available water affects plant growth in a rainforest. Although all of Earth's sph
    11·2 answers
  • What two levels of classification make up a scientific name? out of these: domain, kingdom, phylum, class, order, family, genus,
    5·1 answer
  • What purpose do specialized cells serve?
    15·2 answers
  • Identify the Kingdom:
    13·1 answer
  • PLEASE HELP ME
    15·1 answer
  • For each function listed, choose the correct macromolecule from the drop-down menu.
    11·1 answer
  • Gregor Mendel developed several hypotheses about inheritance from his research on pea plants. Which of the following is not one
    10·1 answer
  • The basic food of a plant is _____.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!