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Yuri [45]
3 years ago
7

Two organisms that are placed on distantly spaced twigs on a phylogenetic tree are

Biology
1 answer:
Reika [66]3 years ago
8 0

Answer;

Two organisms that are placed on distantly spaced twigs on a phylogenetic tree are distantly related. They don't share the most recent common ancestor.

Explanation;

A phylogenetic tree is a diagram that describes the evolutionary relationships among carious species, based on the information available to and gathered by systematists. Should be viewed as hypotheses.

-The pattern of branching in a phylogenetic tree reflects how species or other groups evolved from a series of common ancestors. In trees, two species are more related if they have a more recent common ancestor and less related if they have a less recent common ancestor.

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________ attach skeletal muscles to bones, and ________ connect one bone to another
Kay [80]

Answer: B. Tendons; ligaments

Explanation: Tendons are white, inelastic and tough connective tissue that attach skeletal muscle to bone. Tendons attach muscles to structures such as the eyeball. Fibres in tendons are arranged as compact parallel bundles.

A ligament is a yellow, elastic and strong fibrous connective tissue which attaches bone to bone. Ligaments usually hold bones together and keep them stable. Fibres of the ligament are compactly packed and but they are not arranged in parallel bundles as that of tendons.

4 0
3 years ago
True or false: Theoretically, it is possible (but very difficult) for a population to not evolve for a while.
Debora [2.8K]

It is true that it is possible for a population to not evolve for a while.

There is something called the Hardy-Weinberg theorem, which characterizes the distributions of genotype frequencies in populations that are not evolving.

There are 5 Hardy-Weinberg assumptions:

  • no mutation
  • random mating
  • no gene flow
  • infinite population size
  • and no selection (natural nor forced).

You can see that some of these are kinda extreme and really hard to get, but with approximations, we can work.

For example, instead of an "infinite population size" we have enough with a really large population, such that genetic drift is negligible.

Concluding, yes, it is possible (but really difficult) for a population to not evolve for a while (at least, in nature), as long as the 5 assumptions above are met.

If you want to learn more, you can read:

brainly.com/question/19431143

7 0
3 years ago
All the following are true of the movement of Earth's atmosphere except :
zheka24 [161]

Answer:

All  are true of the movement of Earth's atmosphere except :

d. Warm air is less dense than cool air so it tends to sink towards the Earth's Surface.

Explanation:

  • When gases heat up, their volume increases and  density decrease.
  • A decrease in density causes a substance to become lighter.
  • Thus, when air warms up due to heat from the sun its density decreases and it gets lighter.
  • So, it will move up.
  • The Cooler air in turn is denser and heavier so it will sink towards the Earth's surface.
  • Hence, the statement d , which states that 'warm air is less dense than cool air so in tends to sink towards the Earth's Surface' is FALSE.
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3 years ago
What did darwin do in order to study plants and animals?
Inga [223]
He went to the Galapagos Islands and studied different species of finches and plants that had adapted differently on the different islands. 
3 0
3 years ago
This is a world map showing wave energy flux in kW per meter wave front. According to the map, what are the areas of the globe w
jek_recluse [69]
Best educated guess c
5 0
3 years ago
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