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iren [92.7K]
3 years ago
9

The first organism in a food chain is always a(n)

Biology
1 answer:
padilas [110]3 years ago
4 0
The first organism in a food chain is always an autotroph. They are producers.
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The food web illustrated above shows plants and animals, but does not indicate bacteria. If bacteria were truly missing from thi
Oksanka [162]

Answer: everything that died would not decompose. And that would affect the entire community

Explanation:

8 0
3 years ago
What is another name for a sex cell?<br> Bob<br> Gamete<br> Spermatozoia
Masja [62]

Answer:

Spermatozoia

Explanation:

its Spermatozoia

8 0
2 years ago
Read 2 more answers
Species A has a diploid number of 42 chromosomes, while species B has a diploid number of 48 chromosomes. Give the chromosome nu
Arada [10]

Answer:

a. autotriploid of species A: 63 chromosomes

b. autotetraploid of species B: 96 chromosomes

c. allotriploid from species A and B: 1) 66 chromosomes and 2) 69 chromosomes

Explanation:

<u>For a.</u>

this species will have 3 haploid sets of chromosomes ('tri' means 3)

one haploid set = 21

21 × 3 = 63 chromosomes

<u>For b.</u>

this species will have 4 haploid sets of chromosomes ('tetra' means 4)

one haploid set = 24

24 × 4 = 96 chromosomes

<u>For c.</u>

there are two ways to do this:

1) two sets of chromosomes from species A and one from species B

42 + 24 = 66 chromosomes

2) one set of chromosomes from species A and two from species B

21 + 48 = 69 chromosomes

Hope that answers the question, have a great day!

5 0
3 years ago
ASAP A group of specialized cells working together to perform a function is a(n) ____________.
guajiro [1.7K]

Answer:

THE answer is gonna be A.Tissue

This is the Answer for your question :-)

I hope you are having a great day :-)

5 0
3 years ago
Read 2 more answers
How do the teeth of Old World monkeys and apes differ? a. Old World monkeys have a diastema, whereas apes do not. b. Old World m
kumpel [21]

Answer:

The correct answer is D: "<em>Apes have a Y-5 pattern of cusps, whereas Old World monkeys have a bilophodont pattern</em>".

Explanation:

Apes and old world monkeys only have four kinds of teeth: <em>two incisors, one canine, two premolars, and three molars</em>. This dental formula is 2.1.2.3.

The old world monkeys characterize for having molars with four cusps joined by ridges. They have bilophodont teeth with better crushing, shearing and wearing capabilities than apes.  

Apes´molars have 5 cusps, a Y-shaped space between those raised points, and no transverse lophs. These characteristics are known as the Y-5 pattern.

7 0
3 years ago
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