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densk [106]
3 years ago
13

How many regions of the world have four distinct seasons? 2 1 4 3

Biology
1 answer:
otez555 [7]3 years ago
6 0
4 regions of the world
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The alternation of generations life cycle alternates between haploid and diploid stages. Describe the structures and processes t
svlad2 [7]

Answer:

Alternation of generations (also known as metagenesis) this type of life cycle that occurs in those plants and algae in the Archaeplastida and the Heterokontophyta that will have distinct haploid sexual and diploid asexual stages. A multicellular haploid gametophyte with n chromosomes alternates with a multicellular diploid sporophyte with 2n chromosomes is form in these group, made up of n pairs.

A mature sporophyte will produces haploid spores by meiosis, a process which reduces the number of chromosomes to half, from 2n to n.

In the haploid cell the spores germinate and grow into a haploid gametophyte. At maturity, the gametophyte produces gametes by mitosis, which does not alter the number of chromosomes.

5 0
3 years ago
Short answer for definition of chromosome​
tatiyna

Answer:

they carry the genetic info in the form of genes

Explanation:

Chromosomes carry the genetic information in the form of genes. They are a threadlike structure of nucleic acids and proteins, and are found in the nucleus of most living cells.

6 0
3 years ago
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Which of the following describes the ability of a single allele to influence more than one trait? a. polygenic inheritance b. mu
Anna71 [15]

Answer:

yes b

Explanation:

8 0
2 years ago
Part A
zhuklara [117]

Answer:

The fossil of the dinosaur looked like it was a combination of two different types of extinct organisms: the meat-eating Tyrannosaurus rex and the Brontosaurus, which was an herbivore. Frankenstein was the name of a monster in a popular story about a scientist who built a monster in a lab. However, this species of dinosaurs evolved naturally. So, calling this species “Frankenstein” wouldn’t be completely accurate.

Explanation:

3 0
2 years ago
Determine which of the three
prohojiy [21]

Answer: North America

Explanation: About 80 million years ago, North America and Europe, Australia and Antarctica, and India and Madagascar followed suit and separated. Over millions more years, the continents moved to their approximate current positions.

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2 years ago
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