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slega [8]
4 years ago
6

Another page... really need help ASAP

Biology
1 answer:
myrzilka [38]4 years ago
8 0

18) Cell B to cell A because the receptors of cell A are able to recognize the signals from cell B (signal 1). (3)

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Go to the "List of Endangered and Threatened Species."
shusha [124]

Answer:

Explanation:

The animal I have chosen is a  Bengal tiger. The Bengal tiger has been on the endangered list for 100 years. The status is  ''due to habitat loss caused by deforestation, and hunting by human poachers, the Bengal tiger is considered to be an endangered species.'' its is important to save the bengal tiger from exciction because So when a species goes extinct, it leaves behind a scar, which affects the entire ecosystem. Another reason why we need to save the tiger is that our forests are water catchment areas. ... The tiger is a unique animal which plays a pivotal role in the health and diversity of an ecosystem.

5 0
3 years ago
Please help answer all 3!!! Best answer will get Brainliest and 25 points!!
Dafna1 [17]

Answer:

a) genotypic ratio= 1:1

phenotypic ratio= 2 black: 2 white

b) genotypic ratio= 1

phenotypic ratio= all plants will have green pod colour

Explanation:

<u>problem 2:</u>

W w

w Ww ww

w Ww ww

genotypic ratio= 1:1

phenotypic ratio= 2 black: 2 white

<u>problem </u><u>3</u><u>:</u>

G g

G GG Gg

G GG Gg

genotypic ratio= 1

phenotypic ratio= all plants will have green pod colour

hope it helps!!

7 0
3 years ago
The volume of air in the lungs is controlled by the​
marin [14]
The diaphragm,

During inhalation, the diaphragm is contracted which increases the volume of the lung cavity. During exhalation, the diaphragm is relaxed which decreases the volume of the lung cavity
5 0
3 years ago
What hypothesis did Mendel formed before testing the pea plants?
IRINA_888 [86]

One gene comes from each parent for every trait. Each trait is passed from generation to generation. When gametes are formed, genes separate. If there are two unlike genes, one may be seen while the other is hidden. The inheritance of each trait is determined by units or factors that are passed on to descendants unchanged, and individual inherits one such unit from each parent for each trait, a trait may not show up in an individual but can still be passed on to the next generation and also the genes for each trait segragate themselves during gamete production.

8 0
3 years ago
In a swampy marshland, there can be frogs, turtles, snakes, alligators.
victus00 [196]

Answer:

Before discussing more about freshwater swamp forests, we need to know in ... Animals that live in swamps include alligators, amphibians, shellfish, bears and panthers. ... and cypress knobs provide a rich, sheltered habitat for nesting birds, as well as ... All kinds of amphibians (frogs, toads and salamanders) can be found.

Explanation:

8 0
3 years ago
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