Biology Middle School

When astronomers determined that there are about 365.25 days in a year, they corrected this by

a. adding an extra two days every year
b. adding an extra day every two years
c. adding an extra day every four years
d. adding an extra day at the end of the year

Answers

Answer 1
C. adding an extra day every 4 years
Answer 2
It’s c adding an extra day every four days

Related Questions

Describe the tropical rainforest, What is the weather like? What is the precipitation per year? What are the average temperatures?

Answers

Answer:

look below

Explanation:

Description: The tropical rain forest is one of the largest biomes on Earth. It is formed by many trees and other forms of vegetation. The weather here tends to be humid.

Weather: The weather in this biome tends to be in the warmer ranges, hanging around 70 to 80 degrees Fahrenheit. The area also maintains humidity all year long.

Precipitation: The tropical rain forest can receive anywhere from 80 inches to 400 inches of rain a year.

Temperatures: The temperatures here range from 70 to 80 degrees Fahrenheit or 21 to 30 degrees Celcius.

Answer:

A Tropical Rainforest is a hot, humid, and flourishing dense forest, usually found around the equator. It contains more species of plants and animals than any other habitat. It’s also the largest biome on Earth. And because tropical rainforest lie near the equator, the days do not get shorter in winter and longer in summer. A day has about 12 hours of sunlight throughout the year.

Weather:

The climate in tropical rainforest is constantly warm and moist. The average rainfall in most rain forests is very heavy per year.

Precipitation:

Tropical rainforest receive annual precipitation amounts of 60 to 160 inches (152 to 406 cm) a year.

Temperature:

Tropical rainforests are warm and humid temperature ranges from 21 to 30 degrees Celsius (70 to 85°F).

The average temperature of tropical rainforests is above 20 °C.

50 PTS SCIENCE Acting in the role of an atmospheric scientist, write a paragraph describing the atmosphere and its layers for a weather website entry. Be sure to describe significant similarities and differences among the different layers.

Answers

Answer:

The Earth's atmosphere is divided into five layers. The Exosphere is about 10,000km from the earth where the space shuttle gets to. The thermosphere is about 700km from the earth where the Aurora Borealis region is located. Mesosphere about 80km from the earth where the metro shower region is located. Stratosphere about 50 km from earth weather balloons region. Lastly, the troposphere is 12km from the earth is where the planes reach. All of the layers are divided based on their temperature levels.

What type of mutation can result in the loss of an entire gene and cause internal or external changes to an organism?
zygotes

large-scale mutations

offspring mutations

small-scale mutations

Answers

Answer:

large-scale mutations

Explanation:

im not 100% sure tho so im really sorry if its wrong bby :)

I thinks it’s offspring mutations

Briefly describe the traits seen in each genotype:
Homo zygous dominant:
Hetero zygous dominant:
Homo zygous recessive

Answers

Answer Hetero zygous dominant:

Explanation:

For a homozygous dominant genotype, the traits would be 100% the the dominant result of the pair. The opposite would be for homozygous recessive. Heterozygous looks like it would be a 50% chance but actually it would take the dominant allele trait because it is dominant.
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