BIOLOGY HIGH SCHOOL

Cells that do not contain nuclei are known as a. eukaryotic cells.
b. unicellular cells.
c. prokaryotic cells.
d. multicellular cells.

Answers

Answer 1
Answer: Prokaryotic cells because they don't have a nuclei.

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8.394 x 109scientific notation

Gentoo penguins will present a mate with a pebble that they find to attract a mate. Emperor penguins have a specific call and movement that they make to attract a mate. Which type of isolation do these penguins demonstrate?A.)temporal isolation
B.)behavioral isolation
C.)geographical isolation
D.)anatomical isolation

Answers

B is the right answer. Gentoo and Emperor penguins employing different mating rituals is an example of behavioral isolation. Behavioral isolation is the umbrella term for a host of differences between species, although in the case of different mating behaviors this variety of behavioral isolation is intended to prevent cross-breeding between different members of the same species in the same environment.

Answer:

behavioral isolation

Explanation:

Which of the following types of algae shows a distinct alternation of generations?

Answers

There are many types of algae. Some of which are brown algae or the Phaeophyta/Phaeophytes,the green algae which is also known as the Chlorophytes, and the Chrysophytes or the golden algae. Among these algae, only the Chrysophytes shows distinct alternation of generations or metagenesis.

Answer:

Explanation:

a. Chrysophytes

b. Phaeophytes

c. Chlorophytes

Which list of items would an ecological scientist most likely include when describing a forest community?

Answers


The trees, soil, living organisms that rely on these tree forest ecosystem.
Ecological scientists focus on the ecological environment, the living organisms and the interaction between the environment and these living things within the community where they try to thrive and flourish in their desired environment. 

Most energy enters ecosystems in the form of sunlight.
a. True
b. False

Answers

True. Many plants, bacteria and algae rely on sunlight to get the energy they need to produce food. 
True.

Energy comes from the sunlight and plants uses it for food through the process called photosynthesis.

The fertilized egg is also known as ____.

Answers

The fertilized egg is called zygote. Then a few weeks later on, it is called an embryo.

Binary fission in a sentence

Answers

A division by fission followed by Endogenous spore formation, characteristics of the Schizosaccharomycetes.

The parasites multiply in two ways (a) by Binary Fission, and (b) by multiple division or segmentation .


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