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
lara31 [8.8K]
2 years ago
11

Describe the exchanges that occur across the placenta to keep the fetus alive and well​

Biology
1 answer:
coldgirl [10]2 years ago
4 0

Answer:

The placenta is an organ that develops in your uterus during pregnancy. This structure provides oxygen and nutrients to your growing baby and removes waste products from your baby's blood. The placenta attaches to the wall of your uterus, and your baby's umbilical cord arises from it.

Explanation:

You might be interested in
How do oceanic upwellings promote the growth of microscopic plankton?
MissTica

Answer:

They bring dissolved nutrients to the surface of the ocean. They decrease the levels of oxygen at the surface of the ocean. They decrease the amount of nutrients at the surface of the ocean.

Explanation:

3 0
2 years ago
QUESTION 16 Why does spoiled food become more sour? Spoilage microbes produce acid The nutrients in juice react with its packagi
galben [10]

Answer:

Spoilage microbes produce acid

Explanation:

When food becomes spoiled or is unprotected, bacteria will invade the food. These types of bacteria are called spoilage bacteria. The bacteria will multiply by consuming the nutrients from the food and grows very rapidly. In certain conditions, the invading bacteria will produce acids that protects them and creates a barrier for other microbes. This acid is what gives spoiled food a sour taste.

4 0
3 years ago
Earth's climate history can be studied by analyzing _____.
weqwewe [10]

Answer: Ice cores.

Explanation: Ice cores are commonly studied by scientists to find out what the climate was like decades and centuries ago.

3 0
3 years ago
On which feature is pseudoscience based?
Ivanshal [37]
In general, pseudoscience is based on "<span>static information that does not change" because this kind of fake science doesn't change when new evidence is brought into light. </span>
4 0
2 years ago
Read 2 more answers
Picture represents an oxygen atom how many protons does this atom have
alisha [4.7K]

Answer: Oxygen atom has 8 Protons

Explanation:

Oxygen atom (O) has an atomic number of 8, and a mass number of 16.

Recall that atomic number of any element is equal to the number of protons in its electronic shell, hence, the number of protons in oxygen atom is also 8

7 0
2 years ago
Other questions:
  • How does oxygen production relate to the rate of photosynthesis?
    9·2 answers
  • Most of the land on Earth was part of a single continent called Pangaea about _____ years ago.
    12·1 answer
  • Contrast to eukaryotic cells,prokaryotic cells
    14·2 answers
  • What is the difference between Recessive and Dominant traits?
    12·1 answer
  • Which of the following is not an example of a SMART long-term education or<br> training goal?
    12·2 answers
  • A team of science researchers is trying to decide which type of microscope to purchase for their laboratory. Compared to electro
    9·1 answer
  • Which is not a key to making any business process work?
    12·1 answer
  • Choose all the answers that apply. Which of the following is a source of watershed pollution? pesticide fertilizer animal waste
    8·2 answers
  • In the white ovals on the map, sraw the directions and path of the winds that occur at those locations on Earth.
    12·1 answer
  • Section 10.3<br> How does a cell control the process of cell division?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!