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never [62]
3 years ago
12

TRUE or FALSE: The seasons are caused by the tilt of the Earth’s axis. A. FALSE B. TRUE

Biology
2 answers:
jeyben [28]3 years ago
7 0
The correct answer is B. True
The tilt of the earths axis causes changes such as different seasons.
Drupady [299]3 years ago
3 0
The answer is true [axix,phases,andtiltation]
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Dovator [93]
Mass is the amount of matter in an object. Move to a different planet and an object's weight will change, but its mass will be the same. There are a couple of ways to measure mass. The most common method is to use a balance.

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8 0
3 years ago
"Overseeing the postural muscles of the body and making rapid adjustments to maintain balance and equilibrium are functions of t
denis23 [38]

Answer:

The correct answer is : The cerebellum.

Explanation:

The cerebellum is located under the cerebrum at the back of the brain. It is the part of the central nervous system that receives the information from the sensory systems to the different parts of the brain and spinal cord.

The major function of the cerebellum is to maintain postures, regulates muscle movements and balance. Other role of the little brain is to control speech, coordination.

Thus, the correct answer is - the cerebellum.

5 0
3 years ago
Why would a grassland ecosystem have more primary consumers than a forest ecosystem
Lorico [155]

Answer:

Grass is easier for herbivores to digest.

The energy in trees is less available to herbivores

Explanation:

7 0
3 years ago
Read 2 more answers
Which of the following statements is/are true?
Alekssandra [29.7K]

Answer: option B) Sympatric speciation is best described as a random event that disrupts the allele frequencies in a population.

Explanation:

Sympatric speciation is an event/situation whereby organisms of the same species:

- live in the same territory or nearby territories ( i.e do not live in geographical isolation)

- DO NOT interbreed, but select a sexual mate from a much diverse territory to yiels new species or offsprings that are genetically different from their parents, and causing uneven gene flow or disruption of alleles known to have been prevalent among the parent organisms

So, only option B is true

3 0
3 years ago
aa. Aa. AA. Zebra mussels have the following genotypes and phenotypes. Which cross would produce the greatest number of heterozy
lyudmila [28]

Answer: A (AA x aa)

Explanation:

In option (A) both of the parent mussels are homozygotes, for alleles "a" and "A" respectively. Therefore, every single one (100%) of their offspring would be expected to be Aa heterozygotes. Combinations (B) and (D) yield a lower proportion of heterozygotes (50%), and combination (C) yields none at all. Punnett squares follow:

(A)

<u>   |  A      A        </u>

<u>a |  aA    aA      </u>

<u>a |  aA    aA      </u>

<u />

(B)

<u>   |  A      a       </u>

<u>A |  AA   Aa     </u>

<u>a |  aA    aa      </u>

<u />

(C)

<u>   |   A      A        </u>

<u>A |  AA    AA     </u>

<u>A |  AA    AA     </u>

<u />

(D)

<u>   |  A      a        </u>

<u>a |  aA    aa       </u>

<u>a |  aA    aa      </u>

<u />

7 0
3 years ago
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