Answer:
I think it's C
Explanation:
Hope this helps!
Why are iron meteorites the core of asteroids?
Answer:
They consist mainly of iron-nickel metal with small amounts of sulphide and carbide minerals. During the decay of radioactive elements in the early history of the solar system, many asteroids melted and the iron they contained, being dense, sank to the centre to form a metallic core.
Explanation:
Hope this helps luv
Which of the following best describes what carrying capacity is?
A
The quantity of marine life a limited water resource can sustain.
B
The maximum number of a population that an ecosystem can sustain.
C
The total amount of greenhouse gases a specific ecosystem can sustain.
D
The minimum number of predators a specific geographic area needs to sustain itself.
Answer:
A
Explanation:
here the answer will be A
On the map, which letter identifies the Grand Canal?
S
T
U
W
Answer: S
Explanation:
The grand canal is located in the north-eastern and central-eastern plains of China.
Answer: The correct answer is, S
Explanation: I just took the test and it was correct.
The_____hypothesis states that selection favored skin in populations under conditions of high uv radiation (environmental stressor) because those individuals were protected against the consequences of_____destruction and were more likely to have children who could reproduce. Unlike the hypothesis, the folate hypothesis involves as a result of natural selection.
Answer:
Folate
Dark
Folate
Explanation:
As per the Folate hypothesis of Vitamin D, the photosensitive vitamins are protected by the two clines of skin pigmentation. These clines of skin pigmentation maintain vitamin D level and folate which is essential for the preservation of the reproductive health
What are white cells?
Answer: White blood cells are components of blood that help to fight infection, and are a part of the immune system. They are also known as leukocytes. There are not as many white blood cells as there are red blood cells.
Explanation: Hope this helps!
3. Chemicals in the air can combine with rain to produce acid rain, which is harmful to the environment. Which of these is most likely to be the pH of acid rain?
A. 0
B. 4
C. 10
D. 14
platypus is considered as a bridge animal
Explanation:
The platypus serves as a 'bridge' animal between nonmammals like birds and reptiles, which maintain their testicles in their body cavity, and placental and marsupial mammals, which hold their testes in an external scrotum."
What is the smallest unit that can carry on all functions of life?
Answer:
Cell is the smallest unit that can carry on all functions of life. The cell is the smallest structural and functional unit of all living organisms. Cells are usually microscopic and they perform all functions of life.
Explanation:
.They are usually found in air * True False
Answer:
true
Explanation:
I hope it helps
pa brainliest po
what is the best example of tropism in plants
Answer:
Explanation:
Some plants (flowers or leaves or both) follow the sun as it arcs across the sky each day; sunflowers (Figure below) are a well-known example. This behavior is misleadingly called heliotropism. Helio- does refer to the sun, but a tropism implies growth in a certain direction, and heliotropism does not involve growth.
One example is hydrotropism.
If you pour water into soil, a plant's roots will grow towards the water.
differentiate between circadian rhythms which are entrained and circadian rhythms which are free-running.
Answer:
Free-running rhythms are characterized by a consistent delay in the timing of the circadian cycle by as much as 60 to 70 minutes per day and can be detected by measurement at regular intervals of a marker rhythm, such as the daily rise in the plasma melatonin concentration.
Explanation:
Hope this helps! Have a fantastic day/night
if my pet dog fell ill i should take him to hospital ?true or false
Refer to the food web at the top of the page. Which terms describe the mountain lion?
Select all that apply.
A
producer
B
primary consumer
C
secondary consumer
D
tertiary consumer
1 Points
Answer:
B Primary consumer
Explanation:
What does a circle mean on a pedigree?
circle is female, a square is male
Abiotic Factors and biotic factors in the oxygen cycle
Oxygen cycle The cycling of oxygen between the biotic and abiotic components of the environment (see biogeochemical cycle). ... In the process of respiration oxygen is taken in by living organisms and released into the atmosphere, combined with carbon, in the form of carbon dioxide.
Help need pls and thanks
Answer:
Explanation:
1 is c
The spectrum of a distant star contains sodium lines that are offset from their normal position, as shown. What is the most likely explanation?
A. The star is relatively hot.
B. The star is relatively cool.
C. The star is moving rapidly toward us.
D. The star is moving rapidly away from us.
Answer:
C.The star is moving rapidly toward us
How is a whale more like a human than a fish? CHOOSE ALL THAT APPLY 1.warm blooded 2.breast feeds its young 3.spends much time out of the water 4.can hold its breath for long periods of time
Answer:
1. warm blooded, 2. breast feed its young
Explanation:
Whales are warm blooded, which means they keep a high body temperature that does not change in the cold water. Fish are cold-blooded, so their body temperature changes depending on the temperature of their environment. AND hales are other mammals that feed their young milk too, although it takes plenty more to feed them than human babies
6. During which month does Albuquerque experience the most precipitation? The least?
Answer: June/November least, August most
Explanation:
The rainy period of the year lasts for 4.8 months, from June 17 to November 10, with a sliding 31-day rainfall of at least 0.5 inches. The most rain falls during the 31 days centered around August 1, with an average total accumulation of 1.4 inches.
lol i don’t feel like sleeping anyone else
Answer:
What is sleep...
if it's edible sign me up!
100 POINTS..!!
what is ANTI nuclear?? NOT JUST nuclear BUT ANTI nuclear.
PUT 3 FACTS ABOUT ANTI nuclear ENERGY.
ILL GIVE BRIANLIEST.!
Antinuclear energy or movement, are the social movement opposed to the production of nuclear weapons and the generation of electricity by nuclear power plants.
Pls help !!!Genetically modified plants have the potential to deter pests while not
harming bees. How?
A. Plants would be able to control the pesticide levels in their flowers,
keeping them below lethal levels for bees.
B. Plants would effectively become inedible to aphids.
C. Plants would produce a natural pesticide that does not harm bees.
D. Plants would produce a pheromone aphids use to warn of predators.
What does a shaded square mean on a pedigree
Answer:
Explanation:
A completely shaded circle or square indicates that a person expresses the trait. A circle or square that is not shaded indicates that a person neither expresses the trait nor is a carrier of the trait.
hope this helps
have a good day :)
HELPPPPPPPP
The role an organism has in a community
A. habitat
B. food chain
C. adaptation
D. niche
Answer:
D
Explanation:
an organism lives in a habitat within a community. the role of an organism with a community is its niche
Answer:
The first person is right because, The role or job of an organism within a community is its niche.
Explanation:
Community's, also called biological community, in biology, an interacting group of various species in a common location. For example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.Have A Great Day
Love, princessmiaguzman :)
Helppppp plssss I will mark as brainliest
Answer:
I'm pretty sure it is organ
What types of evidence allow scientists to infer that single-celled life likely existed 3.8 billion years ago? Select all that apply.
A. transitional fossils in ancient rocks
B. certain forms of carbon in ancient rock
C. fossil evidence, such as stromatolites
D. evidence of extinction events
Answer:
c
Explnation: fossil evidence, such as stromatolites
Human height is variable with a wide range of phenotypes because it is affected by the
interaction of several genes, making it a what
Answer:
polygenic trait
Explanation:
polygenic trait
Can some help me out please
Answer:
Codominance
Example:
A red and white spotted rose is an example of codominance while a pink rose when crossed with a red and white rose is an example of incomplete dominance.
Organisms pass traits from one generation to the next. Traits are-
Answer:
inheritance
Explanation:
The transmission of traits from one generation to the next is called inheritance, or heredity (from the Latin heres, heir). However, sons and daughters are not identical copies of either parent or their siblings. What does "variation" mean in terms of sexual reproduction?
how changes in the atmosphere effect to the plants growth?
Answer:
Mark brainliest please!
Explanation:
Climate change affects the growth of plants in many ways but as we know its 3. The first, as CO2 levels increase, plants don't need a lot of water to do photosynthesis. Scientist have now discovered a third effect: As CO2 levels go up higher, it amps up photosynthesis. Plants in more of this heat, CO2-rich environment grow bigger and better, with more plant like leaves and such.